Sakashima of a Thousand Faces [Secret Lair Drop Series] Siren Sacrifice Powder Keg: Destroy each

Sacrifice Powder Keg: Destroy each artifact and creature with mana value equal to the number of fuse counters on Powder Keg

Set: Double Masters 2022 Type: Legendary Creature — Aetherborn Vampire Rarity: Rare Cost: {2}{B} Haste

I can no longer recall where I found it

a butterfly flapping its wings is insufficient

Sakashima of a Thousand Faces [Secret Lair Drop Series] Siren Sacrifice Powder Keg: Destroy eachSet: Secret Lair Drop Series Type: Legendary Creature Human Rogue Rarity: Mythic Cost: {3}{U} You may have Sakashima of a Thousand Faces enter the battlefield as a copy of another creature you control, except it has Sakashima of a Thousand Faces's other abilities. The "legend rule" doesn't apply to permanents you control. Partner (You can have two commanders if both have partner.)