Sealed Dungeon
Unstable Cave
Unstable Cave is a Sealed Dungeon in Altgard for level 20. Bosses: Daine of Tears. 2 other kinds of monster live inside.
An underwater cavern serves as the lair of Daine of Tears, the Water Spirit who once escaped from the cave where the Etheria Rift was formed. Now severed from its pact-bearer, the spirit remains in a dangerously unstable state, its essence in constant turmoil.
Bosses
Hero and Legend monsters of this dungeon: from their internal names in the game's NPC table and from the instance maps' spawn lists.
Clear rewards
The fixed chest for clearing it (RewardDungeon), per faction.
Monsters in Unstable Cave
From the instance maps' spawn lists (MapData): 2 kinds and 12 spawn points besides the bosses. Levels are the variants placed here.
Quests in Unstable Cave
Quests whose objectives, start or hand-in are on this dungeon's maps (Quest and QuestStep map ids).
More Sealed Dungeon dungeons
Unstable Cave FAQ
What level do you need for Unstable Cave?
It is a level 20 dungeon.
Who are the bosses of Unstable Cave?
Daine of Tears (level 20).
What monsters are in Unstable Cave?
2 kinds besides the bosses, 12 spawn points in the instance maps; the most common are Wandering Water Spirit and Small Water Spirit.
What does Unstable Cave drop?
The global client has no reward table for Unstable Cave: its rewards are decided by the server.
Data: client 2.0.6.0 (Steam build 25767555, 2026-10-07). Reward chances are the game's table values (100% = 100,000,000); weeks assume every weekly reward claim is used. All dungeons