

O You
 ~ Your "character".

M The Enemy
 ~ The enemy's character, which tries to eat you.

# An Impenetrable Barrier (Number Sign)
 ~ A solid wall that you can't move onto.  You do, however, get to build them.

- Empty Space (Dash)
 ~ One of the three places you can move without dying.

* A Mine (Asterisk)
 ~ Anti-Enemy Mines that you drop in your attempt to kill the Enemy.

? The End-Of-Your-Enemy Explosion (Question Mark)
 ~ This only appears once a game, once your opponent spends his last life moving through a Mine.

8 Garbage Left Over From An Explosion (Eight)
 ~ If the Enemy goes over a Mine and has a life left, a pile of garbage appears where the Mine was.  You can move through Garbage safely.

@ Warp (AT Sign)
 ~ A teleportation device.  Moving into one moves you, though not your enemy, to another part of the field.  Each map can have up to four Warps.
