Primordial Hydra [Magic 2013] Gladiator Set: Commander Anthology Type: Sorcery

Set: Commander Anthology Type: Sorcery Rarity: Rare Cost: {2}{G}{G} Destroy all creatures with flying

Set: Fourth Edition Type: Artifact Creature — Bird Rarity: Rare Cost: {5} Flying

you may search your library for a creature card with the same total power and toughness

Set: Commander 2016 Type: Enchantment Rarity: Rare Cost: {2}{W} Whenever one or more creatures attack

Primordial Hydra [Magic 2013] Gladiator Set: Commander Anthology Type: SorcerySet: Magic 2013 Type: Creature Hydra Rarity: Mythic Cost: {X}{G}{G} Primordial Hydra enters the battlefield with X +1 +1 counters on it. At the beginning of your upkeep, double the number of +1 +1 counters on Primordial Hydra. Primordial Hydra has trample as long as it has ten or more +1 +1 counters on it.