This guide will show you how to complete the Forbidden Legacy, a Side Quest in Horizon Forbidden West (HFW). Read on to learn the quest objectives, strategies, location, and rewards for completing the Forbidden Legacy Side Quest.
List of Contents
- Forbidden Legacy Quest Information
- How to Unlock Forbidden Legacy and Location
- Forbidden Legacy Walkthrough
- Tips and Strategies
- Horizon Forbidden West Quests
Forbidden Legacy Quest Information
General Info
| Forbidden Legacy | |
|---|---|
| Quest Giver | Alva |
| Description | Alva believes data in San Francisco may help the Quen fix a defunct flood control system back home. She is determined to find it - no matter what obstacles stand in her way. |
| Rewards | ・9750 XP ・3 Skill Points ・Utaru Protector |
| Recommended Level | 30 |
How to Unlock Forbidden Legacy and Location
Complete Faro's Tomb and Talk to Alva
The quest wil become available after completing Faro's Tomb.
You can begin this quest by talking to Alva at The Base.
Forbidden Legacy Location
 Location |
|
Forbidden Legacy Walkthrough
How to Complete
| Objectives | |
|---|---|
| 1 |  Call Alva in the Campfire Go to Legacy's Landfall campfire and call Alva. |
| 2 |  Follow Alva to the Research Facility Follow Alva until you reach the entrance of the Research Facility |
| 3 |  Search the Ruins for Data Use your Focus to find data about the facility. However, you will be interrupted by a Slitherfang |
| 4 |  Kill the Slitherfang Kill the Slitherfang to progress to the next objective. |
| 5 |  Search the Ruins Use your Focus to find important data. You will be able to find a vent that leads further inside. |
| 6 |  Explore Further Continue moving inside the facility until you reach a Data Console. Activate it to trigger a cutscene. |
| 7 |  Follow Alva to the Atbay Headquarters Follow Alva to reach the entrance of the Atbay Headquarters. You will reach a path that can be opened using a Pullcaster. |
| 8 |  Climb up the Tower Follow the climbing path inside the tower. After that, lower the ladder and climb until you reach two Sunwings that you can take down using Silent Strike. |
| 9 |  Jump to the Tower After reaching the top, us your Pullcaster to remove another set of debris and jump to the tower. |
| 10 |  Open the Door Using a Code After jumping to the next tower, you will find a door that can be unlocked with a security code. The code is 102023. |
| 11 |  Climb up to the Office Proceed to the next room, where you will use your Pullcaster to open up a climbing spot.Follow the climbing spot to the right until you reach a section with grapple points. Follow those points until you reach the top. |
| 12 |  Reach Eileen's Office Continue going up until you reach a shaft that is blocked by Firegleam. Ignite it using your spear and go up inside. |
| 13 |  Open the Office Door Investigate the artifacts to find the code. The code is 402625. |
| 14 |  Activate the Holo in Eileen's Office Activate the Holo Projector to watch the recording. This will complete the side quest. |
Tips and Strategies
Use Your Focus to Find Climbing Spots
This side quest has some tricky climbing sections. Make sure you use your Focus to find spots to grab and go higher. Use your Pullcaster to reach grapple points and pull obstacles as well.
Get the Utaru Protector
You can get the Utaru Protector after the quest by talking to Alva in The Base (before Singularity), or at Legacy's Landfall (after Singularity)
Horizon Forbidden West Quests
List of All Quests
List of All Quest Types
| Main Story | |
|---|---|
| Optional Quests | |
| Side Quests | Errands |
| Salvage Contracts | Hunting Grounds |
| Rebel Camps | Relic Ruins |
| Tallnecks | Cauldrons |
| The Arena | Gauntlet Runs |
| Rebel Outposts | Melee Pits |
List of All Side Quests
| Side Quest | Level |
|---|---|
| Deep Trouble | Lv. 5 |
| The Bristlebacks | Lv. 7 |
| The Twilight Path | Lv. 7 |
| Shadow of the Past | Lv. 7 |
| Shadow in the West | Lv. 10 |
| Drowned Hopes | Lv. 22 |
| The Burning Blooms | Lv. 15 |
| Need to Know | Lv. 25 |
| The Roots that Bind | Lv. 15 |
| A Tribe Apart | Lv. 15 |
| The Promontory | Lv. 17 |
| Thirst for the Hunt | Lv. 17 |
| The Wound in the Sand | Lv. 19 |
| The Gate of the Vanquished | Lv. 15 |
| The Deluge | Lv. 15 |
| Signal Spike | Lv. 16 |
| Breaking Even | Lv. 18 |
| A Soldier's March | Lv. 18 |
| Blood for Blood | Lv. 19 |
| The Second Verse | Lv. 25 |
| The Valley of the Fallen | Lv. 28 |
| The Way Home | Lv. 32 |
| The Blood Choke | Lv. 27 |
| Forbidden Legacy | Lv. 30 |
| What Was Lost | Lv. 30 |
| In the Fog | Lv. 20 |
| Lofty Ambitions | Lv. 24 |
| Boom or Bust | Lv. 24 |
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