The Reaver Cleaver (Extended Art) [Dominaria United Commander] Shenmeng if an opponent has three

if an opponent has three or more poison counters

Set: March of the Machine Commander Type: Creature — Elephant Soldier Rarity: Rare Cost: {5}{G} Backup 1

Some snakes are known for their deadly venom

the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card

The Reaver Cleaver (Extended Art) [Dominaria United Commander] Shenmeng if an opponent has threeSet: Dominaria United Commander Type: Legendary Artifact Equipment Rarity: Rare Cost: {2}{R} Equipped creature gets +1 +1 and has trample and Whenever this creature deals combat damage to a player or planeswalker, create that many Treasure tokens. Equip {3}