During the turn a "Gagaga" monster you control was destroyed by battle and sent to the Graveyard: Special Summon as many monsters from your Graveyard as possible that were destroyed by battle this turn, in face-up Defense Position, then take 600 damage for each monster Special Summoned by this effect. You can only activate 1 "Gagagaback" per turn.
![Gagagaback [ZTIN-EN004] Super Rare](http://www.cardmerchanttakapuna.co.nz/cdn/shop/products/6721a019-745d-51e5-a09d-0f9d0a68f3db_bd948682-b4e0-493d-bd07-8f7cb8eafa04.png?v=1700104014&width=1445)