Trumpeting Gnarr [Ikoria: Lair of Behemoths] BT1-110 but how do we get

but how do we get down

Set: The Lost Caverns of Ixalan Commander Type: Creature — Merfolk Mutant Rarity: Uncommon Cost: {G}{U} Flying

destroy Spears of Surreality and close the combat chain

Sanctum of Nature enters the battlefield tapped unless you control a legendary green creature

Trumpeting Gnarr [Ikoria: Lair of Behemoths] BT1-110 but how do we getSet: Ikoria: Lair of Behemoths Type: Creature Beast Rarity: Uncommon Cost: {1}{G}{U} Mutate {3}{G U}{G U} (If you cast this spell for its mutate cost, put it over or under target non Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, create a 3 3 green Beast creature token.