Draco [From the Vault: Dragons] Hour of Devastation Prerelease Promos it gets +1/+1 and has

it gets +1/+1 and has "Whenever this creature deals damage to an opponent

both players reveal their Main Decks

The power to hold versus the power to take

Manabarbs deals 1 damage to that player

Set: Masters 25 Type: Artifact Rarity: Mythic Cost: {X}{X} Chalice of the Void enters the battlefield with X charge counters on it

Draco [From the Vault: Dragons] Hour of Devastation Prerelease Promos it gets +1/+1 and hasSet: From the Vault: Dragons Type: Artifact Creature Dragon Rarity: Rare Cost: {16} Domain This spell costs {2} less to cast for each basic land type among lands you control. Flying Domain At the beginning of your upkeep, sacrifice Draco unless you pay {10}. This cost is reduced by {2} for each basic land type among lands you control.