The map is illustrated with boxes each containing a graphic of one of the various weapons in the game. Players may only use a weapon during their turn if their selected worm is standing on the corresponding weapon graphic.
Teleport may only be from tele to tele.
Parashoot should only be used on parashoot blocks
Fast walk and Low Gravity can only be used on the specific blocks. If a map does not have those blocks they can be used anywhere.
Refrain from using the same weapon three times in a row!