Grimgrin, Corpse-Born (Serialized) [Multiverse Legends] XY80 I had to intervene

I had to intervene

Reverse Type: Sorcery // Land

you may cast that card and you may spend mana as though it were mana of any color to cast that spell

Sacrifice a Desert: Exile target creature card with mana value X from your graveyard

you may search your library for a Plains card

Grimgrin, Corpse-Born (Serialized) [Multiverse Legends] XY80 I had to interveneSet: Multiverse Legends Type: Legendary Creature Zombie Warrior Rarity: Mythic Cost: {3}{U}{B} Grimgrin, Corpse Born enters the battlefield tapped and doesn't untap during your untap step. Sacrifice another creature: Untap Grimgrin and put a +1 +1 counter on it. Whenever Grimgrin attacks, destroy target creature defending player controls, then put a +1 +1 counter on Grimgrin.