Control
• WASD to move • Right mouse button to aim • Left mouse button to spawn fort part or shoot • E to cancel building or to pick-up a weapon • 1,2,3,4 to switch a weapon • 5,6, or 7 to build a structure • Space bar to jump •
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Fort Builder drops you into a sandbox of tactical creativity, merging construction strategy with combat experimentation. Craft durable strongholds using modular walls, elevated platforms, and maze-like tunnels while arming yourself with everything from rapid-fire ballistas to explosive mortar launchers. Every blueprint decision directly impacts survival—position sniper nests atop reinforced towers, layer barricades to funnel invaders into kill zones, or rig collapsing traps beneath false floors. The physics-driven environment lets you stress-test designs against simulated assaults, adapting layouts to counter battering rams, aerial strikes, or swarming opponents. With unrestricted access to structural elements and armories, the game becomes a workshop for engineering dominance—forge unique defensive hybrids that balance firepower with ingenuity, then watch your architectural vision withstand relentless challenges.
