Cavern of Souls (Foil Etched) [Double Masters 2022] Commander 2021 then target 1 "The Phantom

then target 1 "The Phantom Knights" monster in your Graveyard

return up to one target permanent card with equal or lesser mana value from your graveyard to the battlefield

and nor can I

you may return another permanent you control that shares a permanent type with it to its owner's hand

players use their excavation cards to compete for those resources

Cavern of Souls (Foil Etched) [Double Masters 2022] Commander 2021 then target 1 "The PhantomSet: Double Masters 2022 Type: Land Rarity: Mythic As Cavern of Souls enters the battlefield, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.