Gogmamon (EX8-050) - Chain of Liberation

[Blocker]
[On Deletion] Reveal the top 3 cards of your deck. You may play 1 Digimon card with the [Mineral]/[Rock] trait and a play cost of 5 or less among them without paying the cost. Trash the rest.

[Opponent's Turn] [Once Per Turn] When one of your opponent's Digimon attacks, you may change the attack target to this Digimon.