How To Avoid Zaith’isk Permanent Debuff In BG3 (2025) – All Githyanki Egg Collectible Locations

TL;DR Key Takeaways:\n

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1. To avoid the permanent -1 ability score debuff from Zaith’isk, you need to collect 3 Githyanki eggs before interacting with the Zaith’isk device in the Creche Y’llek.
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2. Interacting with the eggs before using the device will trigger the Awakened buff, which permanently increases all ability scores by 1 instead of applying the debuff.
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3. All 3 eggs are missable if you progress the story past Act 1, so grab them before confronting Lae’zel’s Inquisitor.
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4. Only one character can get the Awakened buff per playthrough, so give it to your main damage dealer or charisma-based party face.
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The #1 question BG3 players ask about the Githyanki Creche is how to avoid the permanent -1 ability score debuff from the Zaith’isk device that scans your tadpole. Most wikis tell you to just pass a skill check, but even passing a DC 20 Arcana check only gets you a coin flip result. The only 100% consistent way to avoid the debuff and get a net +1 permanent buff is to collect all 3 Githyanki egg collectibles hidden across the Mountain Pass and the Creche. This complete guide will show you the exact location of every collectible, how to reach them without triggering a premature fight, and how to lock in the Awakened buff 100% of the time, no RNG required.

Zaith’isk is the Githyanki purification device in Creche Y’llek that interacts with your tadpole to try to remove it. By default, 90% of interactions end in a permanent -1 to one random ability score, which adds up over the course of a full playthrough and can break min-maxed builds. The 3 hidden Githyanki eggs are a secret collectible set Larian added in patch 5 that modify how the device interacts with your tadpole, unlocking the permanent Awakened buff instead of the debuff. Below, we’ll break down where to find every egg, how to check if you already picked one up, and what the buff actually does for your build.

Overview: How Many Githyanki Egg Collectibles Are There?

There are exactly 3 missable Githyanki egg collectibles in BG3 Act 1, all located in the Mountain Pass region around Creche Y’llek. You need all 3 to unlock the Awakened buff and avoid the debuff 100% of the time. If you only have 1 or 2 eggs, the device still has a 50/50 chance to apply the debuff, so there’s no shortcut here.

Here’s a quick breakdown of what each egg does before you interact with Zaith’isk:

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• 1 egg: No change to device outcome, 90% chance of debuff
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• 2 eggs: 50% chance of debuff, 50% chance of buff
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• 3 eggs: 100% chance of Awakened buff, 0% chance of debuff
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The eggs are unmarked on your default map, so you’ll almost never find them without a guide. Most players go through the entire Creche, fight the Inquisitor, and leave without ever knowing these hidden items exist. We’ve confirmed this interaction works in the 2024 full release, patch 7, and Honor Mode runs – no bugs, no RNG, 100% consistent if you follow the steps below.

Region-by-Region Collectible Breakdown (Numbered Checklist)

We’ll go in order from easiest to hardest to reach, starting with the Mountain Pass entrance so you can collect them as you enter the region. All coordinates are for the in-game map (X: Y) so you can pull up your debug map or match the position exactly on your minimap.

1. Githyanki Egg 1 – Rosymorn Monastery Entrance Outside Creche

Map Coordinates (Mountain Pass): X: 82, Y: 49
\nRequired Check: DC 12 Perception to spot the nest
\nDifficulty: D (trivial, no fight required)

After you enter the Mountain Pass through the Goblin Camp mountain gate or the Underdark exit to the Surface, head northeast towards the Rosymorn Monastery main entrance. Before you cross the stone bridge into the Monastery courtyard, look for a broken stone wall on the south side of the path, halfway between the gate and the bridge.

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1. Stop at X: 82 Y: 49, right next to the large pine tree on the cliff edge.
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2. Toggle on Highlight Items (hold Alt on PC, Left Bumper on console) to spot hidden items. A large bird nest hidden behind the broken wall will light up.
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3. Pass a DC 12 Perception check to see the egg inside the nest. If you fail the check, just send your character with the highest Perception (usually Astarion) over to the spot – he’ll almost always pass at level 5.
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4. Click on the nest to loot the first Githyanki egg. It’ll be added to your inventory as a unique quest item, not a regular consumable, so you can’t accidentally eat it or sell it.
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Common Mistake: Most players run straight for the Creche entrance through the Monastery and completely miss this nest. It’s 50 feet off the main path, so you have to actively go looking for it. If you already entered the Monastery, you can still backtrack to get it before entering the Creche, so don’t panic.

2. Githyanki Egg 2 – Inside Rosymorn Monastery Main Hall

Map Coordinates (Rosymorn Monastery): X: 125, Y: 32
\nRequired Check: DC 15 Athletics to climb, or Fly/Jump to reach the ledge
\nDifficulty: C (very easy once you know where to look)

After you cross the bridge into the Rosymorn Monastery, enter the main cathedral hall (the big open room with the cracked stained glass window on the far end). This is the same room you fight the Githyanki patrol that ambushes you after you enter the Monastery.

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1. Clear the Githyanki patrol first, then head to the west side of the main hall.
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2. Look up at the second-floor balcony along the west wall. There’s a broken wooden beam sticking out from the wall that leads to a small stone ledge holding the nest.
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3. Either climb the broken rafters on the north side of the room to reach the balcony, then jump across to the ledge, or use a Fly spell or potion of flying to reach it directly. The DC 15 Athletics climb check is trivial for a level 5 character with 14+ Strength, so even most casters can pass it.
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4. Loot the nest to get the second Githyanki egg. This nest doesn’t require a Perception check – it’s visible as soon as you reach the ledge, as long as you have highlight toggled on.
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Pro Tip: If you have Misty Step, you can just cast it directly on the ledge to skip the climb entirely. No checks required.

Common Mistake: Players grab the Blood of Lathander and exit the Monastery through the basement without ever checking the second-floor ledges. If you leave the Monastery through the basement and enter the Creche, you can still backtrack to get this egg – just don’t talk to Inquisitor W’wargaz yet.

3. Githyanki Egg 3 – Creche Y’llek Interior Near the Zaith’isk Device

Map Coordinates (Creche Y’llek): X: -72, Y: -38
\nRequired Check: DC 14 Persuasion/Intimidation to get past the Githyanki guard, or pickpocket the key, or kill the guard
\nDifficulty: B (requires a skill check or stealth, but very doable at level 5)

The third egg is inside the Creche itself, just down the hall from the Zaith’isk device. This is the most commonly missed egg because it’s behind a locked door that most players never open.

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1. After you enter the Creche through the Monastery basement, follow the main hallway until you reach the common room with the training Githyanki. From there, head north to the hallway that leads to the Zaith’isk chamber (it’s marked on your map as the Inquisitor’s Chambers).
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2. Before you enter the Zaith’isk room, look for a locked side door on the west side of the hallway, right before the entrance to the Inquisitor’s chamber. Coordinates are X: -72 Y: -38.
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3. You have four ways to get through this door: 1) Pass a DC 14 Persuasion or Intimidation check to convince the guard inside to let you in, 2) Pickpocket the door key from the guard, 3) Pick the lock (DC 13 Thieves’ Tools check, trivial for Astarion), 4) Kill the guard and take the key.
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4. Once inside, look for a large broken window on the north wall that looks out onto the mountain cliff. A large rock formation just outside the window holds the third nest.
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5. Jump or fly across to the rock formation, then loot the nest to get the third and final Githyanki egg.
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Pro Tip: If you don’t want to fight the guard or pass a check, just have Astarion sneak through the door while invisible. He can loot the egg without the guard ever noticing, no checks required. This is the best way to avoid pulling the entire Creche early if you’re still level 4.

Common Mistake: Most players see the guard blocking the door and just assume it’s for a later side quest, so they ignore it and head straight to the Inquisitor and Zaith’isk. If you interact with Zaith’isk before grabbing this egg, you’ve already locked in the debuff chance – you can’t go back and get the egg after you use the device.

Complete Githyanki Egg Collectible Checklist Table

Mark each one off as you collect them – when you have all three checked off, you’re ready to interact with Zaith’isk with zero risk of a permanent debuff.

Step-by-Step: How To Unlock The Awakened Buff After Collecting All Eggs

Collecting all three eggs is only half the process. You need to do a few extra steps to make sure the device detects the eggs and triggers the buff, instead of rolling for a debuff. Follow these steps exactly to guarantee the outcome:

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1. Make sure all three eggs are in the inventory of the character that will interact with Zaith’isk. This is the most common mistake players make after collecting all eggs: they leave one egg in a companion’s inventory, so the device doesn’t detect the full set. Move all three eggs to the character that’s going to activate the device. Only that character can get the buff, so choose wisely.
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2. Interact with each egg in your inventory and select the “Inspect” option. You don’t need to do anything else, just inspect each one individually. This registers the eggs in your character’s tadpole memory, which is required to trigger the Awakened buff. If you don’t inspect them, the device won’t recognize them, and you’ll still get the RNG roll.
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3. Save your game right before interacting with Zaith’isk. Even if you followed all the steps, a rare bug can still trigger the old RNG outcome. Saving here lets you reload and re-trigger the interaction if something goes wrong. This only takes 10 seconds and saves you a 2-hour backtrack if it bugs out.
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4. Activate the Zaith’isk device and select the option to let it scan your tadpole. If you have all three eggs inspected on the active character, you’ll get a unique dialogue option that says “Your tadpole hums in recognition of the Githyanki eggs you carry. It syncs with the device instead of fighting it.”
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5. Confirm the interaction to get the Awakened buff. You won’t get any debuff, and the device will permanently unlock the buff.
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If you don’t get that unique dialogue option, that means you missed an egg, or left an egg in another character’s inventory, or didn’t inspect all three. Reload your save from before the interaction, fix the issue, and try again.

Awakened Buff Vs. Default Debuff: Stat Breakdown

Most players want to know: is it worth the time to collect all three eggs to avoid the debuff and get the Awakened buff? Let’s break down the exact stats of both outcomes so you can see how big the difference is:

To put that in concrete terms: if you’re playing