Water effect on:          ox[^^o^o
 Firewall cheat:           xx[xxx^^
 Weapons cheat:            [xo[x[o[
 Infinite lives:           oxx^[^[o
 Access any level:         [^o^x^[x
 Bonus ship:               xxx[^ox^
 Bonus level access:       [[[^o^[[
 No bonus after death:     [^x^o[^x
 Disable cheats:           [[xoooo^
 
 Legend
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 [ = square
 o = circle
 ^ = triangle
 x = cross