Undermine [Duel Decks: Ajani vs. Nicol Bolas] Mx2 Mythic Odysseys of Theros includes

Mythic Odysseys of Theros includes exciting new monsters like the Night Hag and the terrifying Doomwake Giant

it deals damage to any target equal to the number of Elementals you control

Set: Sword & Shield: Brilliant Stars Type: Darkness Rarity: Secret Rare Retreat cost: Colorless

Set: XY: Kalos Starter Set Type: Grass Rarity: Common

Rhonas the Indomitable can't attack or block unless you control another creature with power 4 or greater

Undermine [Duel Decks: Ajani vs. Nicol Bolas] Mx2 Mythic Odysseys of Theros includesSet: Duel Decks: Ajani vs. Nicol Bolas Type: Instant Rarity: Rare Cost: {U}{U}{B} Counter target spell. Its controller loses 3 life. "Which would you like first, the insult or the injury?"