score
000000
shields
1 · SINE
2 · SQR
3 · SAW
4 · TRI
RESONANCE
destroy through harmony
/ W thrust  ·  ← → rotate  ·  SPACE fire
1 2 3 4 switch wave  ·  TAB cycle waves

Match your wave type to the asteroid's frequency for a
one-shot resonance kill — or grind through with dissonant fire