← → move · ↑ / X rotate · Z rotate back · ↓ soft drop
SPACE hard drop · C hold · P pause · M mute
[ ] fewer / more prisms · R toggle spin · F toggle prism effects · H board marker · B upright focus board
Drag left / right to move · tap to rotate
Drag down to soft drop · flick down to hard drop
Or use the buttons along the bottom
Every prism shows the same board. The glowing frame marks one to watch.