Living Artifact [Fourth Edition]

Living Artifact [Fourth Edition]Set: Fourth Edition Type: Enchantment Aura Rarity: Rare Cost: {G} Enchant artifact Whenever you're dealt damage, put that many vitality counters on Living Artifact. At the beginning of your upkeep, you may remove a vitality counter from Living Artifact. If you do, you gain 1 life.

it enters the battlefield as a copy of one of those cards with a number of additional +1/+1 counters on it equal to the power of the other card

Shaper Savant enters the battlefield

Whenever Ebonblade Reaper deals combat damage to a player

The ground rose and formed into thousands of tiny warriors

Set: Aether Revolt Prerelease Promos Type: Creature — Human Warrior Rarity: Mythic Cost: {3}{R}{R} Double strike

"When they covered the world in city

for each opponent other than defending player

Set: Odyssey Type: Artifact Rarity: Uncommon Cost: {1} {2}

{T}: Exile target creature you don't control

in the middle of an open field with no Eldrazi around for miles

Question is

Set: Shadowmoor Type: Instant Rarity: Uncommon Cost: {1}{G/W} Regenerate target permanent