Overview
Caves is one of Valheim's environment / weather states, identified internally as Caves. Force the world into this environment with the cheat command env Caves, and return to natural cycling with resetenv. Environment changes are useful for screenshots, testing biome-specific events, or just resetting bad sailing weather.
About
Caves is the underground environment used inside Burial Chambers, Troll caves, and Frost caves. It is permanently dark with no weather and no time-of-day effects.
Commands
Sets the current environment to Caves.
Resets the environment to its natural state.