1 Ancient Hydra (NE) 76
1 Apocalypse Hydra (MM2) 171
1 Balduvian Hydra (IA) 173
1 Bioessence Hydra (WAR) 186
1 Bristling Hydra (KLD) 147
1 Clockwork Hydra (DDF) 55
1 Domesticated Hydra (PLIST) 63
1 Feral Hydra (ALA) 131
1 Genesis Hydra (M15) 176
1 Gyrus, Waker of Corpses (C18) 41
1 Heroes' Bane (JOU) 126
1 Honored Hydra (AKH) 172
1 Hooded Hydra (KTK) 136
1 Hungering Hydra (M19) 189
1 Hydra Broodmaster (JOU) 128
1 Hydra Omnivore (CNS) 169
1 Hydradoodle (UPLIST) 36
1 Hydroid Krasis (RNA) 183
1 Kalonian Hydra (M14) 181
1 Khalni Hydra (ROE) 192
1 Lifeblood Hydra (CMM) 303
1 Managorger Hydra (BLC) 230
1 Mistcutter Hydra (THS) 162
1 Molten Hydra (GU) 85
1 Multi-Headed (UST) 117
1 Nessian Wilds Ravager (BNG) 129
1 Oran-Rief Hydra (BFZ) 181
1 Phyrexian Hydra (MBS) 85
1 Phytohydra (RAV) 218
1 Polukranos, World Eater (THS) 172
1 Primordial Hydra (M13) 183
1 Progenitus (FDN) 244
1 Protean Hydra (M10) 200
1 Ramunap Hydra (HOU) 130
1 Rock Hydra (3E) 172
1 Savageborn Hydra (DGM) 100
1 Scourge of Skola Vale (BNG) 137
1 Spitting Hydra (ST) 99
1 Sprouting Phytohydra (DIS) 95
1 Ulasht, the Hate Seed (GPT) 136
1 Ulvenwald Hydra (SOI) 235
1 Vastwood Hydra (M14) 198
1 Whiptongue Hydra (NEC) 134