The colony's labor fleet took a poisoned firmware update. Ten thousand embodied machines now march on the network uplinks. You are SENTINEL — the one AI still aligned — and every loyal chassis you print stands between the swarm and the master kill switch.
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| Click | Place selected unit · select a deployed unit · confirm ability target |
| 1–7 | Select unit to build · Esc cancel / deselect |
| Q W E | Trigger abilities (unlocked by sector) |
| U / X / T | Upgrade / sell / re-target the selected unit |
| N | Launch next wave early — pays a scrap bonus for the time you skip |
| Space / F | Pause / cycle simulation speed 1×→2×→3× |
| Drag / Wheel / AD | Pan camera / zoom / orbit |