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Roach Smash is a minigame in Wario: Master of Disguise. In this minigame, the player must smash (using the ) the cockroaches that walk by. There are a lot of cockroaches, and smashing them all is not necessary-there is a certain number of cockroaches that must be smashed (they depend on the level of difficulty the player is playing the minigame).
"Squash the required number of roaches before time runs out!"