Mimic Vat [Commander 2019] Mirrodin Promos Arrester Hulbein tried to ban

Arrester Hulbein tried to ban bludgeons

You can only activate 1 "Spellbook of Knowledge" per turn

Set: Burst of Destiny Card type: Continuous Spell Rarity: Super Rare If a non-Effect Monster is Special Summoned face-up (except during the Damage Step): You can target 1 card your opponent controls

Set: Ravnica Allegiance Tokens Type: Token Artifact Creature — Thopter Rarity: Common Flying

When Rattleclaw Mystic is turned face up

Mimic Vat [Commander 2019] Mirrodin Promos Arrester Hulbein tried to banSet: Commander 2019 Type: Artifact Rarity: Rare Cost: {3} Imprint Whenever a nontoken creature dies, you may exile that card. If you do, return each other card exiled with Mimic Vat to its owner's graveyard. {3}, {T}: Create a token that's a copy of a card exiled with Mimic Vat. It gains haste. Exile it at the beginning of the next end step.