Games like Coaster Clash 2k99 - Roller Coaster Defense
Games like Coaster Clash 2k99 - Roller Coaster Defense include Ultimate Epic Battle Simulator 2, Totally Accurate Battle Simulator, Crusader Kings III, Bloons TD 6, and Hearts of Iron IV. We matched them by the tags players give Coaster Clash 2k99 - Roller Coaster Defense on Steam (Strategy, Simulation, Grand Strategy, RTS, and Sandbox): closest matches first, and among equally close ones the better-known games.

Ultimate Epic Battle Simulator 2
Shared: Simulation · Strategy · Sandbox

Totally Accurate Battle Simulator
Shared: Simulation · Strategy · Sandbox

Crusader Kings III
Shared: Strategy · Grand Strategy · Simulation

Bloons TD 6
Shared: Strategy · Tower Defense · Sandbox

Hearts of Iron IV
Shared: Strategy · Grand Strategy · Simulation

Crusader Kings II
Shared: Strategy · Grand Strategy · Simulation

Manor Lords
Shared: Strategy · Simulation · Grand Strategy

Stellaris
Shared: Strategy · Grand Strategy · Simulation

Creeper World 4
Shared: Tower Defense · Strategy · RTS

Total War: THREE KINGDOMS
Shared: Strategy · Grand Strategy · RTS

Total War: WARHAMMER
Shared: Strategy · Simulation · Grand Strategy

Europa Universalis IV
Shared: Strategy · Grand Strategy · Simulation

Total War: WARHAMMER III
Shared: Strategy · Grand Strategy · RTS

Total War: WARHAMMER II
Shared: Strategy · RTS · Grand Strategy

Game Dev Tycoon
Shared: Simulation · Strategy · Sandbox

Age of History II
Shared: Strategy · Grand Strategy · Simulation

Knights of Honor II: Sovereign
Shared: Strategy · Simulation · Grand Strategy

Cities: Skylines
Shared: Simulation · Strategy · Sandbox

Victoria II
Shared: Strategy · Grand Strategy · Simulation

Garry's Mod
Shared: Sandbox · Simulation · Casual

Total War: ROME II - Emperor Edition
Shared: Strategy · Grand Strategy · RTS

Workers & Resources: Soviet Republic
Shared: Strategy · Simulation · Grand Strategy

Lessaria: Fantasy Kingdom Sim
Shared: Strategy · Simulation · RTS

Against the Storm
Shared: Strategy · Simulation · Grand Strategy