1 Apocalypse Hydra (BBD) 217
1 Benevolent Hydra (J22) 38
1 Branching Evolution (MH3) 285
1 Briar Hydra (DMU) 286
1 Capricopian (C20) 58
1 Doubling Season (FDN) 216
1 Feral Hydra (ALA) 131
1 Gargos, Vicious Watcher (M20) 172
1 Genesis Hydra (M15) 176
1 Gyrus, Waker of Corpses (C18) 41
1 Hardened Scales (KTK) 133
1 Honored Hydra (AKH) 172
1 Hooded Hydra (KTK) 136
1 Hungering Hydra (M19) 189
1 Hydra Omnivore (DSC) 185
1 Hydra's Growth (THB) 172
1 Hydradoodle (UPLIST) 36
1 Hydroid Krasis (M3C) 266
1 Ironscale Hydra (THB) 296
1 Jadelight Spelunker (LCI) 196
1 Kalonian Hydra (BLC) 226
1 Kami of Whispered Hopes (MOM) 196
1 Khalni Hydra (ROE) 192
1 Kodama of the West Tree (NEO) 199
1 Lifeblood Hydra (CMM) 303
1 Managorger Hydra (BLC) 230
1 Mistcutter Hydra (THS) 162
1 Neverwinter Hydra (AFC) 310
1 Oran-Rief Hydra (BFZ) 181
1 Ozolith, the Shattered Spire (MOM) 198
1 Polukranos Reborn (MOM) 200
1 Polukranos, Unchained (THB) 224
1 Primal Vigor (WOT) 59
1 Primordial Hydra (M13) 183
1 Rampant Rejuvenator (FIC) 314
1 Roaming Throne (LCI) 344
1 Shalai and Hallar (MOC) 10
1 Steelbane Hydra (ELD) 322
1 Stumpsquall Hydra (CMR) 367
1 The Goose Mother (WOE) 204
1 The Millennium Calendar (LCI) 257
1 The Skullspore Nexus (LCI) 212
1 Thunderous Snapper (ELD) 215
1 Tyrant Guard (40K) 103
1 Unbound Flourishing (PLIST) 189
1 Vastwood Hydra (M14) 198
1 Villainous Wealth (KTK) 211
1 Voracious Hydra (M20) 200
1 Vorinclex, Monstrous Raider (KHM) 333
1 Wildwood Scourge (FDN) 236
1 Winged Hive Tyrant (40K) 148
1 Wren's Run Hydra (MH2) 183
1 Zaxara, the Exemplary (DMC) 176