
Castle Stacker
D Squires · published by Moronical Games
Playing together
- Online versus
- 1 source
- Online multiplayer
- 1 source
- Free to play
- 1 source
- Not known yet
- Online co-op, Players in online co-op, Players online, Best with, How co-op works, Crossplay, Local co-op, Multiplayer through mods, One copy is enough, Plays in browser, Demo, Playtest, Early access
Hover, focus or tap a fact to see where it came from.
How you talk
- Not known yet
- Plays without voice or typing, Wordless tools, Public matchmaking, Friendly with strangers
About the game
Drop rooms onto your castle like falling blocks, then watch your tiny garrison man the cannons, patch the walls and charge the enemy keep. A real-time siege game where a clever stack wins wars, and one bad block can bring the whole tower down.
Screenshots






Why we rate it this way
- The description explains concrete game mechanics.
Steam, checked 1 Nov 2026
Bombardiers man the cannons, artificers scramble up ladders to mend cracked walls, guards hold the stairs
Sources
First listed 1 Nov 2026. Updated 1 Nov 2026.