1 Bioessence Hydra
1 Feral Hydra
1 Gargos, Vicious Watcher
1 Genesis Hydra
1 Grakmaw, Skyclave Ravager
1 Hungering Hydra
1 Hydra Broodmaster
1 Hydra Omnivore
1 Hydroid Krasis
1 Kalonian Hydra
1 Khalni Hydra
1 Lifeblood Hydra
1 Managorger Hydra
1 Neverwinter Hydra
1 Oran-Rief Hydra
1 Polukranos, Unchained
1 Primordial Hydra
1 Steelbane Hydra
1 Stumpsquall Hydra
1 The Ozolith
1 Ulvenwald Hydra
1 Vastwood Hydra
1 Voracious Hydra
1 Wren's Run Hydra
1 Zaxara, the Exemplary
Sideboard: