Super Crashbug

DARK
Cannot be Normal Summoned or Set. Must first be Special Summoned (from your hand) in face-up Defense Position, by banishing "Crashbug X", "Crashbug Y", and "Crashbug Z" from your Graveyard. Switch the ATK and DEF of all face-up Attack Position monsters on the field. There can only be 1 face-up "Super Crashbug" on the field.

Fiend DARK Effect Monster 4 effect