Games like Grand Attrition
Games like Grand Attrition include The Scroll of Taiwu : Beyond The Dome, Kenshi, Lessaria: Fantasy Kingdom Sim, Stardew Valley, and Reus. We matched them by the tags players give Grand Attrition on Steam (RPG, RTS, Tower Defense, God Game, and Sandbox): closest matches first, and among equally close ones the better-known games.

The Scroll of Taiwu : Beyond The Dome
Shared: RPG · Sandbox · Indie

Kenshi
Shared: RPG · Sandbox · Strategy RPG

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

Stardew Valley
Shared: RPG · Sandbox · Indie

Reus
Shared: God Game · Indie · Strategy

觅长生
Shared: RPG · Strategy · Indie

Total War: WARHAMMER
Shared: RPG · RTS · Strategy

SPORE™
Shared: God Game · Sandbox · RPG

Graveyard Keeper
Shared: RPG · Sandbox · Indie

Ultimate Epic Battle Simulator 2
Shared: Sandbox · God Game · RTS

WorldBox - God Simulator
Shared: God Game · Sandbox · Simulation

Mount & Blade II: Bannerlord
Shared: RPG · Strategy · Sandbox

Bloons TD 6
Shared: Tower Defense · Strategy · Sandbox

Creeper World 3: Arc Eternal
Shared: Tower Defense · RTS · Indie

Crusader Kings III
Shared: RPG · Strategy · Sandbox

Amazing Cultivation Simulator
Shared: RPG · Sandbox · Strategy

Totally Accurate Battle Simulator
Shared: Sandbox · Strategy · Simulation

Crown of Greed
Shared: RTS · RPG · Indie

Rise to Ruins
Shared: Tower Defense · God Game · Strategy

Mindustry
Shared: Tower Defense · RTS · Sandbox

鬼谷八荒 Tale of Immortal
Shared: RPG · Sandbox · Simulation

Kingdom Rush Frontiers - Tower Defense
Shared: Tower Defense · Strategy · Fantasy

Kingdom Rush - Tower Defense
Shared: Tower Defense · Strategy · Fantasy

Game Dev Tycoon
Shared: Indie · Strategy · Simulation