Retriever Phoenix (Promo Pack) [Strixhaven: School of Mages Promos] 119 Set: The Lord of the

Set: The Lord of the Rings: Tales of Middle-Earth Commander Type: Creature — Elf Shaman Rarity: Common Cost: {G} Whenever another creature enters the battlefield

They note the Difficulty Class (DC) for the encounter

it began marking every surface on Innistrad with oil-soaked claws

Set: March of the Machine Commander Type: Artifact Creature — Vedalken Wizard Rarity: Rare Cost: {2}{U} Master of Etherium's power and toughness are each equal to the number of artifacts you control

or triggered ability

Retriever Phoenix (Promo Pack) [Strixhaven: School of Mages Promos] 119 Set: The Lord of theSet: Strixhaven: School of Mages Promos Type: Creature Phoenix Rarity: Rare Cost: {3}{R} Flying, haste When Retriever Phoenix enters the battlefield, if you cast it, learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.) As long as Retriever Phoenix is in your graveyard, if you would learn, you may instead return Retriever Phoenix to the battlefield.