dragonstorm mtg cards Stormscale Scion (123) You may cast it without paying its mana cost if that spells mana value is 8 or less Encroaching Dragonstorm - Tarkir: Dragonstorm

This can be turned to into an upside with Metamorphic Alteration, making your opponent lose the game on the spot if they have a creature, which becomes a copy of this demon but without the counters

This can lead to slippage, and your cards will start to work their way out of the inner sleeve while double sleeving

Too expensive to really just generically slot in to use its ability for card selection

Same with Throat Slitter, although the cheap activation cost makes using it attractive

TheChirurgeon: Equipment with a creature is a solid concept whenever it happens, and getting an attached 1/1 Hero is solid even before you change their type to something relevant