Games like Kitty Collapse
Games like Kitty Collapse include Teardown, Totally Accurate Battle Simulator, Just Cause™ 3, Just Cause 4 Reloaded, and Garry's Mod. We matched them by the tags players give Kitty Collapse on Steam (Destruction, Physics, Strategy, Action, and Atmospheric): closest matches first, and among equally close ones the better-known games.

Teardown
Shared: Destruction · Physics · Sandbox

Totally Accurate Battle Simulator
Shared: Sandbox · Strategy · Physics

Just Cause™ 3
Shared: Destruction · Action · Sandbox

Just Cause 4 Reloaded
Shared: Destruction · Action · Physics

Garry's Mod
Shared: Physics · Sandbox · FPS

PEAK
Shared: Physics · Exploration · Atmospheric

Fallout 4
Shared: Atmospheric · Exploration · Action

Half-Life 2
Shared: Action · FPS · Atmospheric

BeamNG.drive
Shared: Physics · Destruction · Sandbox

Brick Rigs
Shared: Destruction · Sandbox · Physics

Fireworks Mania - An Explosive Simulator
Shared: Sandbox · Physics · Exploration

Slime Rancher
Shared: Exploration · Sandbox · Adventure

BONEWORKS
Shared: Physics · Action · Sandbox

Hot Dogs, Horseshoes & Hand Grenades
Shared: Physics · Sandbox · FPS

Just Cause 2
Shared: Action · Sandbox · Destruction

Forts
Shared: Strategy · Physics · Destruction

BioShock Infinite
Shared: Action · FPS · Atmospheric

People Playground
Shared: Physics · Sandbox · Destruction

Battlefield™ 1
Shared: FPS · Action · Atmospheric

Ravenfield
Shared: FPS · Action · Sandbox

BONELAB
Shared: Physics · Action · Sandbox

GoreBox
Shared: Physics · Sandbox · FPS

Far Cry® 2
Shared: Action · FPS · Atmospheric

Aviassembly
Shared: Physics · Sandbox · Destruction