SPYRAL Sleeper (MACR-EN086) [Maximum Crisis]

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by banishing 3 "SPYRAL" cards from your Graveyard, and cannot be Special Summoned by other ways. Once per turn, during either player's turn: You can target 1 "SPYRAL" card you control and up to 2 cards your opponent controls; destroy them. If this card on the field is destroyed by battle or card effect and sent to the Graveyard: Destroy as many cards you control as possible, and if you do, Special Summon 1 "SPYRAL Super Agent" from your hand, Deck, or Graveyard.