Fortress Mountain alternate biome
Alternate biomesA generated biome variant with its own eligible content and world-generation conditions.
Mountain
Conditional contents
Content changes
Incompatible variants
Location configurations
Vegetation configurations
Spawn configurations
Practical guidance
EditorialGeneration chance is an authored selection input, not the probability of finding this region at a random point. Seeded generation, region sizes, neighbor/incompatibility gates, ordering and placement constraints still apply. Added content retains its own biome and activation rules.