|Destructible world||The game world can be destroyed to a point that it is no longer usable or traversable.||1991 / 2019||72 games|
|Terraforming||Involves turning a planet's ecosystem to be more suitable to the protagonist's needs.||1985 / 2017||22 games|
|Terrain deformation||Features deformable terrain, usually in the form of terraforming or otherwise changing terrain elevation for construction purposes as well as creating mounds from explosions and similar things.||1994 / 2019||100 games|
Any tags pertaining to non-static nature of the game world in terms of how it can be altered by the player.
Alternate name: Mutability
See also: dynamism