Quest name is “Kudaai’s Relic”.
To find the relic from Kudaai’s clue in Cult of the Lamb, head to Smuggler’s Sanctuary.
Step-by-Step Solution
- Travel to Smuggler’s Sanctuary from your cult’s teleportation circle.
- Walk to the left / upper-left of the area, near Plimbo.
- Locate the giant pack-carrying fish.
- Walk directly up to the fish until an interaction prompt appears, then choose “Tickle the fish”.
- The fish will spit out the relic: Kudaai’s Fingernail.
Relic Effect (Kudaai’s Fingernail)
- Effect: Summons a new, leveled-up weapon to replace your current one during a crusade.
- Charge Speed: Average.
