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| space | pause |
| shift | faster |
| ctrl | slower |
| enter | start a new round |
| x | turn apples to eat on or off (collect the white square) |
| i | infinity mode on or off (outer wall active) |
| p | turn autoplay on or off (rounds don't need manual start and unpause) |
| r | turn random starting positions on or off (better for more than 4 players) |
| esc | only reset players and scores and refetch screen size |
| + | add player |
| - | remove player |
| keypad + | bigger players |
| keypad - | smaller players |
| 2 | configure for traditional two player duel |
| g | turn grid on or off |
| t | turn tail/snake mode on or off |
| backspace | continuous mode on or off (round never ends but scores change) |
| © 1999-2011 |