Impervious Greatwurm [Double Masters 2022] Bird Bear you may exile an artifact

you may exile an artifact or creature card from your hand or graveyard and put a cage counter on it

Set: Ikoria: Lair of Behemoths Type: Creature — Human Druid Rarity: Uncommon Cost: {B}{G} {T}: Add {B} or {G}

you may look at the top four cards of your library

Set: Invasion Type: Instant Rarity: Common Cost: {R} Kicker {2} (You may pay an additional {2} as you cast this spell

Impervious Greatwurm [Double Masters 2022] Bird Bear you may exile an artifactSet: Double Masters 2022 Type: Creature Wurm Rarity: Rare Cost: {7}{G}{G}{G} Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Indestructible The ultimate answer to intrigue and subtlety.