Day's Undoing (Foil Etched) [Commander Masters] BT1-022 target opponent loses X life

target opponent loses X life and you gain X life

If that land was nonbasic

Set: March of the Machine: The Aftermath Type: Legendary Creature — Human Warrior Cleric Rarity: Mythic Cost: {1}{R}{G} First strike

Your skill

Set: Magic 2013 Type: Creature — Elephant Rarity: Uncommon Cost: {3}{W} Prized Elephant gets +1/+1 as long as you control a Forest

Day's Undoing (Foil Etched) [Commander Masters] BT1-022 target opponent loses X lifeSet: Commander Masters Type: Sorcery Rarity: Rare Cost: {2}{U} Each player shuffles their hand and graveyard into their library, then draws seven cards. If it's your turn, end the turn. (Exile all spells and abilities from the stack, including this card. Discard down to your maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.)