Doom Keeper (2026)

: If the dome’s health falls below 25%, the vent "overloads," releasing a shockwave that clears all ground enemies instantly but disables the vent for three cycles. Existing Core Features

: Best for precision and taking down flying threats quickly. doom keeper

: While active, the vent provides a Heated Shield to the dome. Any melee enemy attacking the dome takes passive burn damage, and projectiles have a chance to vaporise before impact. Upgrade Path : Efficiency : Reduces the iron cost to keep the vent running. : If the dome’s health falls below 25%,

: Converts the heat into a speed boost for the Keeper when flying through the main vertical shaft. Any melee enemy attacking the dome takes passive

: By "piping" iron resources into the vent, you activate it for a set number of cycles.

: As you dig deeper, you may uncover a Geothermal Vent tile. It’s indestructible and emits a low orange glow.