About Halcyon Dredge

Slip into a glowing dead colony, loot its secrets, and fight your way to the beacon before the machines take everything you carry.

On a computer: WASD, mouse aim/fire, Shift sprint, Space jump, C crouch, Q dodge, 1-5 guns
On a phone: Left stick move, right drag aim, buttons fire/jump/dodge/swap

Rex described this game in a sentence on OhMyGames and the AI built it. You can make your own the same way, free to start.