
Discover two new playstyles with The Infiltrator, a nimble keeper moving switfly with a rope; and The Beastmaster, an arcane keeper traversing the mines with agile tentacles.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Steam Social Deduction Fest ends
Official stores with direct support.
This is the base game required to play this DLC. Other expansions may also be required.
Try this game before buying.
Other games from the same series.
The Lost Keepers are here!
Learn and master two new Dome Keeper playstyles with The Infiltrator, a nimble keeper moving swiftly with a rope and skilled jumps; and The Beastmaster, an arcane keeper traversing the mines with agile tentacles and their catgoblin minions.
Along with the new keepers, this DLC includes a full set of cosmetic content to discover and unlock, plus extra goodies:
9 new assignments
5 unlockable new pets
4 unlockable skins for The Infiltrator and 4 unlockable skins for The Beastmaster
2 new skins for The Engineer and The Assessor
The Infiltrator OST
The Beastmaster OST
English, Italian, Japanese, French, German, Spanish - Spain, Polish, Portuguese - Brazil, Portuguese - Portugal, Russian, Simplified Chinese, Spanish - Latin America, Ukrainian, Czech, Danish, Dutch, Finnish, Hungarian, Norwegian, Turkish, Korean, Romanian, Swedish, Traditional Chinese, Bulgarian, Thai, Vietnamese, Catalan