Sebastian Sallow is one of the side characters you meet inside Hogwarts Legacy’s massive open world. His quest line is one of the best parts of the game. He is also the only way to learn the unforgivable curses, so this guide will cover Hogwarts Legacy Sebastian Questline.
Similar read: Hogwarts Legacy Main Quest List
Key Takeaways
- Hogwarts Legacy Sebastian Questline is one of the most intriguing side stories in Hogwarts Legacy. It is also the only way for you to learn all 3 unforgivable curses, the Imperius Curse, the Cruciatus Curse, and the Killing Curse called Avada Kedavra.
- In the Shadow of the Undercroft: In this quest you meet Sebastian takes you to the Undercroft, and becomes your friend. He tells you about his sister Anne and his friend Ominis. He also teaches you Confringo spell.
- In the Shadow of the Estate: You meet Sebastian’s family, his uncle Solomon and his sister Anne in Fieldcroft Floo Flame. You find out that Anne was attacked and is sick because of the attack. You’ll investigate the place where Anne was attacked with Sebastian and defeat an army of Goblins to complete the quest.
- In the Shadow of the Bloodline: This quest starts with Sebastian and Ominis arguing about the dangers of using dark magic. Sebastian discovers a hidden scriptorium in the Hogwarts castle which may have some way to save his sister Anne and wants to recover it.
- In the Shadow of the Study: In this quest, Sebastian and Ominis accompany you to Salazar Slytherin’s study to find the scriptorium. You’ll need to solve a maze and learn the Cruciatus curse to reach this study.
- In the Shadow of Discovery: In the scirptorium, Sebastian discovers a relic that can reverse the effects of dark magic. He wants to use it to save his sister Anne but Ominis warns him of the side-effects of using dark magic. He’ll contact you again when he has information on where to find this relic.
- In the Shadow of Time: Ominis, Sebastian, and you go to the catacombs to find the relic. After finding it, you make your way back to Fieldcroft only to find it being attacked by Ranrok’s Loyalists. You need to defeat them and talk to Sebastian’s uncle, Solomon, to complete the quest.
- In the Shadow of Distance: You explain to Sebastian that his uncle is very at him for delving into dark magic and has forbidden him to talk to his sister. Sebastian explains that he has no right to do that and plans to talk to Anne using a family crest.
- In the Shadow of the Mine: Sebastian discovers an abandoned mine heavily guarded by Ranrok’s Loyalists, which may have a connection to a triptych he discovered. You investigate the mine with Sebastian and eventually find a segment of the triptych which you take back to the triptych in the Undercroft. The triptych shows an image of a location that Sebastian recognizes.
- In the Shadow of the Mountain: After searching the location, you and Sebastian find a second segment of the triptych.
- In the Shadow of Hope: You meet Sebastian and Anne, who informs you that Sebastian’s uncle is taking Anne with him away from Feldcroft. Anne will buy some time for Sebastian so he can find a way to use the relic. Sebastian also explains why his uncle is so against the use of dark magic.
- In the Shadow of the Relic: In this quest, Sebastian appears to be getting out of control from excessive use of dark magic. You go to the catacombs to confront him but his uncle Solomon discovers you two. Solomon snatches the relic away from Sebastian and destroys it. He then attacks you and Sebastian. In the end, Sebastian kills his own uncle using the killing curse. Anne sees this and destroys Salazar Slytherin’s Spellbook, which Sebastian had been using to cast dark magic. Sebastian runs away and you chase after him.
- In the Shadow of Fate: You meet Sebastian back in the Undercroft and he deeply regrets what he did to his uncle and is afraid of getting caught. You can either turn Sebastian in or save him.
- In the Shadow of Revelation: In this main quest quest, you learn that it wasn’t Ranrock’s loyalists who attacked his sister but it was actually Rookwood the dark wizard.
- In the Shadow of Friendship: If you choose to let Sebastian go, you’ll meet with him in Hogwarts and tell him about what you learn in the previous quest. If you choose to turn him in, you’ll meet Ominis, who’ll tell you that he informed Sebastian of the truth about the attack on his sister. He also says Sebastian was angered by this, and his sister Anne is very upset and it’s not the same in the Undercroft without him.
Here is a summary table for Sebastian’s Questline in Hogwarts Legacy:
NO. Sebastian Questline Perform At Have Completed Previous Next Reward
1 In the Shadow of the Undercroft Level 8 Flying Class None In the Shadow of the Estate 260 XP
2 In the Shadow of the Estate Level 15 Percival Rackam’s In the Shadow of the Undercroft In the Shadow of the Bloodline 260 XP
3 In the Shadow of the Bloodline No Level Previous Quest In the Shadow of the Estate In the Shadow of the Study No Rewards
4 In the Shadow of the Study Level 16 No Quest In the Shadow of the Bloodline In the Shadow of Discovery 180 XP and Cruviatus curse
5 In the Shadow of Discovery No Level No Quest In the Shadow of the Study In the Shadow of the Study No Rewards
6 In the Shadow of the Study Level 17 No Quest In the Shadow of Discovery In the Shadow of Distance 180 XP
7 In the Shadow of Distance No Level No Quest In the Shadow of the Study In the Shadow of the Mine No Rewards
8 In the Shadow of the Mine Level 22 No Quest In the Shadow of Distance In the Shadow of Mountain 180 XP
9 In the Shadow of Mountain Level 24 No Quest In the Shadow of the Mine In the Shadow of Hope 260 XP
10 In the Shadow of Hope No Level No Quest In the Shadow of Mountain In the Shadow of Relic No Rewards
11 In the Shadow of Relic Level 28 Avada kedavra In the Shadow of Hope In the Shadow of Fate 180 XP
12 In the Shadow of Fate No Level No Quest In the Shadow of Relic In the Shadow of Revelation No Rewards
13 In the Shadow of Revelation No Level No Quest In the Shadow of Fate In the Shadow of Friendship 260 XP
14 In the Shadow of Friendship No Level No Quest In the Shadow of Revelation None 180 XP
Hogwarts Legacy Sebastian Questline
In this section, we’ll go over all 14 quests in Hogwarts Legacy Sebastian Questline in order. We’ll cover each search’s quest requirements, main story, objectives, and rewards. Also read about who’s a better tour guide, Natty vs Sebastian.
In the Shadow of the Undercroft
Sebastian Questline Perform At Have Completed Previous Next Reward
In the Shadow of the Undercroft Level 8 Flying Class None In the Shadow of the Estate 260 XP
You can perform this quest at Level 8 and have completed the Flying Class. You’ll get a 260XP reward by doing so.
In the first quest of Hogwarts Legacy Sebastian Questline, you’ll meet Sebastian in the Defense Against the Dark Arts Tower. He will take you to a secret place hidden inside the cupboard in the Undercroft.
There, Sebastian, with his friend Ominis Gaunt and his sister, Anne, used to spend their time playing Gobstones. You can explore this place as well as talk to Sebastian.
Sebastian teaches you the forbidden spells here, including Confringo and Blasting Curse. Sebastian will make sure that you learn and practice Confringo.
This is the main quest in which Sebastian teaches you the spell Confringo in the Undercroft. You can complete this quest by casting Confringo to three chandeliers in the room, then report to Sebastian and leave the Undercroft.
In the Shadow of the Estate
Sebastian Questline Perform At Have Completed Previous Next Reward
In the Shadow of the Estate Level 15 Percival Rackam’s In the Shadow of the Undercroft In the Shadow of the Bloodline 260 XP
You can perform this quest if you’re at Level 15 and can complete Percival Rackam’s Trial. This quest gives you 260XP as a reward.
In this main quest, you will communicate with Sebastian Sallow’s family in the wooden tower north of the Feldcroft Floo Flame in Hogwarts Legacy. Sebastian will take you to meet Anne and Uncle Solomon Sallow, and you’ll talk to both individually.
Meanwhile, you’ll learn about the incidents that happened in their lives, and then Sebastian will take you to where Anne was attacked, thus finding Anne’s relation to the game. There, the Goblin army will attack you, and after defeating them, you’ll hover around the estate for clues.
To complete the quest, you must explore the estate with Sebastian and look for clues. You’ll be attacked by an army of Goblins, which you’ll have to defeat to progress further.
After that, you’ll observe the surroundings with the help of Depulso, and Revelio spells, and then enter the Undercroft, where you’ll find the Rune diagram page, which you’ll report to Sebastian. In this way, you can complete this quest.
In the Shadow of the Bloodline
Sebastian Questline Perform At Have Completed Previous Next Reward
In the Shadow of the Bloodline No Level Previous Quest In the Shadow of the Estate In the Shadow of the Study No Rewards
To get this side quest, you must complete the above quest first. No other requirements are present for this quest. No rewards are to be gained from this quest.
This quest starts with you encountering an argument between Sebastian and his friend Ominis in the Great Hall. They are talking about Dark Arts and their dangers.
Sebastian tells you about a hidden scriptorium inside Hogwarts Castle which may have something that can help save his sister. The catch is that the scriptorium contains information about the Dark Arts.
Sebastian also tells you that Ominis is afraid of searching for this scriptorium because of its relation to Dark Arts. Dark magic also heavily influences his past, which has traumatized him. In the end, Sebastian says that he’ll talk to Ominis once again and try to explain his perspective to him and for the player to wait for his message.
This quest is simply for exposition and doesn’t have you engaging in any gameplay outside of dialogue options.
In the Shadow of the Study
Sebastian Questline Perform At Have Completed Previous Next Reward
In the Shadow of the Study Level 17 No Quest In the Shadow of Discovery In the Shadow of Distance 180 XP
You’ll need to be Level 16 to complete this quest. You can get 180XP and unlock the Cruciatus curse as a reward after completing this quest.
In this quest, Sebastian, Ominis, and the player search for Salazar Slytherin’s scriptorium. You first open the gate of Slytherin, then make your way through a maze. Then you learn the Cruciatus curse from Sebastian to open the door to the scriptorium.
You meet up with Sebastian, and he takes you to Ominis. First, you must open Slytherin’s door by igniting three braziers. Then repair a pile of rubble that forms a relief for a person after being fixed. This will allow you to progress further.
After that, you’ll need to navigate a maze set by Salazar Slytherin. After progressing through the labyrinth, you’ll reach a door requiring you to learn the Cruciatus curse from Sebastian to open it.
Once opened, you’ll reach Salazar Slytherin’s scriptorium. Search it and leave through the hidden door to finish the quest.
In the Shadow of Discovery
Sebastian Questline Perform At Have Completed Previous Next Reward
In the Shadow of Discovery No Level No Quest In the Shadow of the Study In the Shadow of the Study No Rewards
There are no requirements for this quest except completing the ones before it. You receive no rewards for completing this quest.
You meet Sebastian to ask what he found in the scriptorium. He explains that Salazar Slytherin didn’t want students to fear dark magic but use it in dangerous situations.
He further explains that the scriptorium mentions a relic that can reverse dark magic’s effects. He plans to search for this relic to save his sister. He also wants the player to keep this a secret from Ominis as he doesn’t want him to find out.
Omnis overhears Sebastian and your conversation and asks you to inform him if Sebastian goes looking for the relic. In this quest, you don’t need to engage in any gameplay outside of dialogue options.
In the Shadow of Time
To start this quest, you need to be at Level 17. You’ll get 180XP as a reward for completing this quest and also learn the Imperio curse.
First, you meet Sebastian at the catacombs, where he tells you that a Slytherin student has come across the relic he was searching for. You then enter the catacombs with Sebastian and begin your search for the relic.
During your search, you’ll find a student’s report containing information about how to find the relic. You can read this report or find a way to break the barricade.
You’ll encounter some Venomous Scurriours, which you’ll have to defeat. Next, you’ll need to break the second barrier. After finding your way through the second barrier, you must conquer some more Venemous Scurriours.
After that, you’ll find the relic; your next step will be speaking to Sebastian about it. After talking to Sebastian and deciding to take the relic, you encounter Ominis, who advises leaving it in its place.
You then try to persuade Ominis to negotiate with Sebastian about the relic. Ominis again warns you about the dark arts. After discussing with Ominis, you must leave the catacomb and return to Feldcroft.
On your way back, Sebastian tells you not to tell his sister about what he had to go through get the relic. Upon your return, you’ll see that Ranrok’s loyalists have attacked Feldcroft. Defend the Feldcroft from Ranrok’s loyalist and then speak with Sebastian’s uncle, Solomon Sallow, to complete the quest.
In the Shadow of Distance
Sebastian Questline Perform At Have Completed Previous Next Reward
In the Shadow of Distance No Level No Quest In the Shadow of the Study In the Shadow of the Mine No Rewards
There are no requirements for this quest in Hogwarts Legacy Sebastian Questline. You’ll also receive no rewards for completing this quest. But it is important to continue the Hogwarts Legacy Sebastian Questline.
You start the quest by speaking to Sebastian in the Undercroft. You tell him about your conversation with his uncle. Sebastian is angered by his uncle banishing him from his sister. He ignores his uncle’s warning to avoid dark magic and keeps the relic to save his sister.
He also decides to use his sister’s crest to message her to meet up with him. In this quest, you won’t have to engage in any gameplay outside of dialogue options.
Read about Hogwart Legacy Easter Eggs.
In the Shadow of the Mine
Sebastian Questline Perform At Have Completed Previous Next Reward
In the Shadow of the Mine Level 22 No Quest In the Shadow of Distance In the Shadow of Mountain 180 XP
To continue the Hogwarts Legacy Sebastian Questline, you’ll need to complete this quest. You’ll get this quest if you’re at Level 22. You’ll get a reward of 180XP after completing the quest.
You meet up with Sebastian, and he tells you about an abandoned mine that may have a connection to the triptych you and he discovered before. He also tells you that Ranrok’s loyalists search the abandoned mines for something.
Next, you’ll need to make your way to the entrance of the mines. You can either fight your way through or be stealthy. Once you reach the mines, search for a particular rune symbol. You’ll encounter some anyways during your search, which you’ll have to defeat.
After defeating them, you’ll reach the cavern, where you’ll need to investigate the place. You’ll eventually find a canvas containing some content related to Isidora Morganach. You and Sebastian share some dialogue and find a different magic passageway leading to the Undercroft.
Once you’ve returned, you must place the canvas on the triptych. After this, Sebastian will recognize the place painted on the triptych. Then you’ll talk to him about acquiring the help of a friendly goblin. He won’t take kindly to this suggestion and say some hurtful things. This will mark the end of this quest.
In the Shadow of the Mountain
Sebastian Questline Perform At Have Completed Previous Next Reward
In the Shadow of Mountain Level 24 No Quest In the Shadow of the Mine In the Shadow of Hope 260 XP
You can perform this quest if you’re at Level 24. After finishing the quest, you’ll be rewarded with 260XP.
First, you’ll need to go to the North Poidsear Coast by following the quest tracker. You’ll encounter some enemies on the way. Once you reach the place, you can mount your broom and fly to meet Sebastian.
Talking to Sebastian will reveal that he has spotted several Ranrok’s Loyalists making their way to a cavern from the coast. You’ll need to travel up the switchbacks to progress further. After this is done, keep climbing up the mountain.
Once you reach the marker, you must search for Runes in the area. Eventually, you’ll find the Rune Door and have to unlock it. The next stage of this quest will be to search for another triptych canvas.
Open the Rune Door again and investigate the chamber within. You’ll find the magic passageway that’ll take you back to the Undercroft. To complete the quest, place the canvas you found on the triptych and exchange dialogue with Sebastian.
In the Shadow of Hope
Sebastian Questline Perform At Have Completed Previous Next Reward
In the Shadow of Hope No Level No Quest In the Shadow of Mountain In the Shadow of Relic No Rewards
There are no requirements for this quest except completing it before it. No rewards are obtained by completing this quest.
In this quest, you meet Sebastian and his sister Anne, and he tells you that his uncle is leaving Feldcroft with his sister. He says that Anne will buy them some time so they can figure out a way to use the relic.
He says he must take Anne to the catacombs with Ominis and conduct a dark sacrifice to save her. He also says we must be careful about the headmaster and his uncle.
He explains that Anne has heard that his uncle had to use dark magic to protect himself from dark wizards in the past. This experience has left him very afraid of using dark magic. This also led to him quitting his job, which made him use dark magic in the first place, so he won’t report his own family to the ministry even if he found out.
Lastly, Sebastian assures you that he’ll convince Ominis to work together with him and send a message once everyone has decided to meet at the catacombs.
In the Shadow of Relic
Sebastian Questline Perform At Have Completed Previous Next Reward
In the Shadow of Relic Level 28 Avada kedavra In the Shadow of Hope In the Shadow of Fate 180 XP
You’ll get this quest when you are at Level 28. In this quest, Sebastian will teach you the last unforgivable curse, the killing curse, Avada Kedavra. Upon completion, you’ll be rewarded with 180XP.
In this quest, you’ll meet Ominis at the catacombs. He says that Sebastian has gone too far in his search for a cure for Anne and needs to be stopped. Otherwise, he’ll put everyone in danger. Next, you need to find Sebastian inside the catacombs.
The catacomb crawls with Inferi, which you must defeat to progress further. Once defeated, Ominis tells you that Sebastian is dealing with potent dark magic by creating and controlling Inferi.
Ominis tells you to talk to Sebastian while he gets help from the headmaster. After this, you need to search for Sebastian inside the catacombs and defeat any enemies in your way.
Once you find Sebastian, you try to explain that the dark magic is too dangerous for him to delve into. But he doesn’t listen, and both of you are confronted by his uncle Solomon Sallow. Solomon is furious with you and Sebastian and destroys the relic.
This results in a fight between you and Sebastian against Solomon. Sebastian uses the unforgivable curse of Avada Kedavra to kill Solomon. Anne sees this and is disappointed in Sebastian. While Anne remains to look at Solomon, you chase after Sebastian.
Once you get out of the catacombs, you speak to Sebastian, and depending on the dialogue option, he’ll teach you the killing curse Avada Kedavra.
In the Shadow of Fate
Sebastian Questline Perform At Have Completed Previous Next Reward
In the Shadow of Fate No Level No Quest In the Shadow of Relic In the Shadow of Revelation No Rewards
In this quest, you’ll get to decide to continue the rest of the line. There are no requirements or rewards in this quest.
To start the quest, meet Sebastian in the Undercroft. You’ll see that Ominis tells Sebastian his sister might turn him into the headmaster. When you speak to Sebastian, he’ll regret what he did to his uncle and ask you to talk to Ominis.
Next, you talk to Ominis as he explains what happened after he left you in the catacombs. He was on his way to Hogwarts but was intercepted by Anne’s message and rushed back to the catacombs. Upon arriving, he found Anne with Solomon’s dead body.
You’ll be presented with options for whether to turn Sebastian in. Depending on your choice, you’ll receive the next quest from Sebastian or Ominis.
In the Shadow of Revelation
Sebastian Questline Perform At Have Completed Previous Next Reward
In the Shadow of Revelation No Level No Quest In the Shadow of Fate In the Shadow of Friendship 260 XP
This is the last quest in the main story of the game. You’ll also receive 260XP after completing it.
In this quest, you’ll learn that Rookwood cursed Anne, not Ranrok’s Loyalists. After completing this quest, the next one will be unlocked, where you can talk to either Ominis or Sebastian, depending on the choice you made in the previous quest.
In the Shadow of Friendship
Sebastian Questline Perform At Have Completed Previous Next Reward
In the Shadow of Friendship No Level No Quest In the Shadow of Revelation None 180 XP
This is the last quest in Hogwarts Legacy Sebastian Questline. You don’t need to fill in any requirements to complete this quest. You’ll earn 180XP when it’s finished.
If you turn Sebastian in, you’ll start the quest by meeting Ominis. He will tell you that Sebastian will be expelled and sent to the ministry for trial. He will want to continue his friendship with you and regret what happened with Sebastian. He’ll also explain that Sebastian and Anne learned the truth about who cursed Anne.
If you choose not to turn Sebastian in, you’ll start the quest by meeting him. He’ll learn the truth about Rookwood, who cursed his sister and not Ranrok’s Loyalists. Once this is done, he’ll want to talk with Anne and says he’ll send an owl once he finds out more.
Next, you’ll meet Sebastian in the Undercroft, and he’ll say that Anne has decided not to turn him in. You’ll reassure him and support him in his endeavor to make amends. In the end, Sebastian will thank you and Ominis for standing with him and will be grateful for your friendship.
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