Chainer, Nightmare Adept [Commander 2019] Faerie creatures you control have base

creatures you control have base power and toughness X/X until end of turn

Set: Game Night: Free-for-All Type: Creature — Elf Druid Rarity: Common Cost: {G} {T}: Add {G}

each of those permanents has "Whenever this permanent is dealt combat damage

meditation notes

Chainer, Nightmare Adept [Commander 2019] Faerie creatures you control have baseSet: Commander 2019 Type: Legendary Creature Human Minion Rarity: Mythic Cost: {2}{B}{R} Discard a card: You may cast a creature spell from your graveyard this turn. Activate only once each turn. Whenever a nontoken creature enters the battlefield under your control, if you didn't cast it from your hand, it gains haste until your next turn.