Those cards are considered to be "used to craft" that permanent as long as they remain exiled and the permanent remains on the battlefield, even if the permanent's controller changes or some of its characteristics change (because of a copy effect, for example.) (11/10/2023) If the materials required include multiple objects, you may exile some of them from among permanents you control and the rest from among cards in your graveyard
For the uninitiated, Cactuar are humanoid cacti which leap and frolic across the deserts in Final Fantasy before attacking unwary adventurers
The card itself is pretty great as well, allowing you to make vampire tokens, deal 13 damage, or look at the top card of your library and put it into your hand at the cost of losing life equal to its mana value
There are a few other tricks to look out for, like casting this in response to Harald Unites the Elves second chapter trigger to make all tokens immediately become 2/2s
Lets take a look at each step
2 Skull Rock - Isolated Fortress 1 The Islands I Pulled From The Sea Booster pack rarity breakdown: 2 Rares, super rares, or legendaries 3 Uncommons 6 Commons 1 Foil card of any rarity Related Products