1 Ancient Hydra
1 Apocalypse Hydra
1 As Foretold
1 Balduvian Hydra
1 Bristling Hydra
1 Clockwork Hydra
1 Domesticated Hydra
1 Feral Hydra
1 Genesis Hydra
1 Heroes' Bane
1 Honored Hydra
1 Hooded Hydra
1 Hydra Broodmaster
1 Hydra Omnivore
1 Kalonian Hydra
1 Khalni Hydra
1 Lifeblood Hydra
1 Managorger Hydra
1 Mistcutter Hydra
1 Molten Hydra
1 Nessian Wilds Ravager
1 Oran-Rief Hydra
1 Phyrexian Hydra
1 Phytohydra
1 Polukranos, World Eater
1 Primordial Hydra
1 Protean Hydra
1 Ramunap Hydra
1 Rock Hydra
1 Savageborn Hydra
1 Scourge of Skola Vale
1 Spitting Hydra
1 Sprouting Phytohydra
1 Ulasht, the Hate Seed
1 Ulvenwald Hydra
1 Vastwood Hydra
Sideboard:
1 Progenitus