Teferi's Protection [Strixhaven: Mystical Archive] Eclipse Sleeves reveal Blightsteel Colossus and shuffle

reveal Blightsteel Colossus and shuffle it into its owner's library instead

and the Marshal

Volcanic Eruption deals damage to each creature and each player equal to the number of Mountains put into a graveyard this way

They took their chest from the shelf

Open PlayWith no restrictions whatsoever

Teferi's Protection [Strixhaven: Mystical Archive] Eclipse Sleeves reveal Blightsteel Colossus and shuffleSet: Strixhaven: Mystical Archive Type: Instant Rarity: Mythic Cost: {2}{W} Until your next turn, your life total can't change and you gain protection from everything. All permanents you control phase out. (While they're phased out, they're treated as though they don't exist. They phase in before you untap during your untap step.) Exile Teferi's Protection.