Chimil, the Inner Sun (Borderless) [The Lost Caverns of Ixalan Commander] Plant Wurm if you have a Tamer

if you have a Tamer

Sacrifice Arid Mesa: Search your library for a Mountain or Plains card

Set: Scarlet & Violet: Twilight Masquerade Type: Supporter Rarity: Special Illustration Rare

if it had one or more counters on it

Chimil, the Inner Sun (Borderless) [The Lost Caverns of Ixalan Commander] Plant Wurm if you have a TamerSet: The Lost Caverns of Ixalan Commander Type: Legendary Artifact Rarity: Mythic Cost: {6} Spells you control can't be countered. At the beginning of your end step, discover 5. (Exile cards from the top of your library until you exile a nonland card with mana value 5 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)