Regeneration [Beta Edition] Mountain Plains you can send the top

you can send the top 4 cards of your Deck to the Graveyard to destroy up to 2 cards your opponent controls

When this card is destroyed by battle and sent to the Graveyard: You can pay 1000 LP

Set: Sun & Moon: Ultra Prism Type: Metal Rarity: Ultra Rare Retreat cost: Colorless

Set: Throne of Eldraine Type: Legendary Artifact Rarity: Mythic Cost: {7}{G}{G} This spell costs {X} less to cast

Regeneration [Beta Edition] Mountain Plains you can send the topSet: Beta Edition Type: Enchantment Aura Rarity: Common Cost: {1}{G} Enchant creature (Target a creature as you cast this. This card enters the battlefield attached to that creature.) {G}: Regenerate enchanted creature. (The next time that creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)