Destiny HERO - Dystopia [DESO-EN004] Secret Rare

2 "Destiny HERO" monsters
If this card is Special Summoned: You can target 1 Level 4 or lower "Destiny HERO" monster in your Graveyard; inflict damage to your opponent equal to that target's ATK. During either player's turn, if this card's current ATK is different from its original ATK (except during the Damage Step): You can target 1 card on the field; destroy it, and if you do, this card's ATK becomes equal to card's original ATK. You can only use each effect of "Destiny HERO - Dystopia" once per turn.