Single Combat [War of the Spark Prerelease Promos] SM51 Set: Scourge Type: Creature —

Set: Scourge Type: Creature — Elemental Rarity: Rare Cost: {3}{G} Whenever a player casts a spell

Set: War of the Spark Type: Instant Rarity: Rare Cost: {U}{U} Copy target instant or sorcery spell

Set: Unlimited Edition Type: Enchantment — Aura Rarity: Rare Cost: {W}{W} Enchant creature

Thus it is known as the Ancestor Dragon

Single Combat [War of the Spark Prerelease Promos] SM51 Set: Scourge Type: Creature —Set: War of the Spark Prerelease Promos Type: Sorcery Rarity: Rare Cost: {3}{W}{W} Each player chooses a creature or planeswalker they control, then sacrifices the rest. Players can't cast creature or planeswalker spells until the end of your next turn. Not even a threat to the entire Multiverse could persuade them to put aside their feud.