Agatha's Soul Cauldron (Promo Pack) [Wilds of Eldraine Promos] Alien that source's controller sacrifices that

that source's controller sacrifices that many permanents

to tilt the massive jug for a sip

it gets +2/+0 until end of turn for each other attacking Goblin

(Each {U} in the mana costs of permanents you control counts toward your devotion to blue

or maybe the Chainsaw of Bloody Dismemberment

Agatha's Soul Cauldron (Promo Pack) [Wilds of Eldraine Promos] Alien that source's controller sacrifices thatSet: Wilds of Eldraine Promos Type: Legendary Artifact Rarity: Mythic Cost: {2} You may spend mana as though it were mana of any color to activate abilities of creatures you control. Creatures you control with +1 +1 counters on them have all activated abilities of all creature cards exiled with Agatha's Soul Cauldron. T: Exile target card from a graveyard. When a creature card is exiled this way, put a +1 +1 counter on target creature you control.