Regeneration [Alpha Edition] Token Artifact Creature where X is the total

where X is the total power of the creatures sacrificed this way

+1: You gain 2 life for each Elf you control

Set: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {1} Mana Vault doesn't untap during your untap step

the angelic being who abandoned him and his family years ago

Set: Portal Three Kingdoms Type: Basic Land — Mountain Rarity: Common ({T}: Add {R}

Regeneration [Alpha Edition] Token Artifact Creature where X is the totalSet: Alpha 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.)