Cannot be Special Summoned. During the End Phase of the turn this card is Normal Summoned or flipped face-up: Return it to the hand. When this card is Normal Summoned or flipped face-up: Destroy all Set Spell/Trap Cards your opponent controls.
How to Get
Returns itself from field to hand
Destroys your opponent's face-down Spell Cards / Destroys your opponent's face-down Trap Cards