P1: W A D · fire Left Shift
P2: I J L · fire Right Shift or M
P3: ↑ ← → · fire Space
mouse: ship follows the pointer · left click fire · right click auto-thrust
upgrades are locked behind a terminal question · answer with 1-4 or tap
solo: any of the above · Esc pauses · F12 console → MH.help()