1 Apex Devastator (CMR) 217
1 Beast Within (NPH) 103
1 Biogenic Upgrade (MIC) 135
1 Branching Evolution (MH3) 285
1 Capricopian (C20) 58
1 Clockwork Hydra (TSR) 264
1 Colossal Majesty (M19) 173
1 Courage in Crisis (WAR) 158
1 Defense of the Heart (GU) 100
1 Domesticated Hydra (CN2) 63
1 Doubling Season (FDN) 216
1 Ecological Appreciation (STX) 128
1 Evolution Sage (ECC) 105
1 Exponential Growth (STX) 130
1 Feral Hydra (JMP) 395
35 Forest (ECL) 273
1 Gargos, Vicious Watcher (M20) 172
1 Garruk's Uprising (M21) 186
1 Genesis Hydra (C20) 172
1 Gilanra, Caller of Wirewood (CMR) 230
1 Goldvein Hydra (OTJ) 167
1 Hardened Scales (2X2) 151
1 Heroes' Bane (JOU) 126
1 Honored Hydra (AKH) 172
1 Hooded Hydra (KTK) 136
1 Hydra Broodmaster (JOU) 128
1 Hydra Omnivore (CMD) 161
1 Hydra's Growth (THB) 172
1 Invigorating Surge (M21) 190
1 Ironscale Hydra (THB) 296
1 Kalonian Hydra (MOC) 305
1 Khalni Hydra (ROE) 192
1 Krosan Drover (SCG) 122
1 Lair of the Hydra (AFR) 259
1 Lifeblood Hydra (CMM) 303
1 Mana Reflection (M3C) 237
1 Managorger Hydra (MOC) 307
1 Mistcutter Hydra (THS) 162
1 Nessian Wilds Ravager (BNG) 129
1 Neverwinter Hydra (AFC) 310
1 Oran-Rief Hydra (BFZ) 181
1 Oran-Rief, the Vastwood (C20) 296
1 Overwhelming Stampede (M11) 189
1 Ozolith, the Shattered Spire (MOM) 198
1 Pir, Imaginative Rascal (BBD) 11
1 Planewide Celebration (WAR) 172
1 Polukranos, World Eater (THS) 172
1 Primal Vigor (WOT) 59
1 Primordial Hydra (M13) 183
1 Protean Hydra (M11) 194
1 Rampant Growth (MI) 133
1 Rhonas's Monument (AKH) 236
1 Smell Fear (MH2) 173
1 Solidarity of Heroes (JOU) 141
1 Spidersilk Armor (MM) 273
1 Steelbane Hydra (ELD) 322
1 Stumpsquall Hydra (CMR) 367
1 Summoner's Pact (TSR) 234
1 The Great Henge (ELD) 161
1 The Ozolith (IKO) 237
1 Three Visits (CMR) 261
1 Ulvenwald Hydra (JMP) 439
1 Unbound Flourishing (PLIST) 189
1 Unnatural Growth (MID) 206
1 Vastwood Hydra (C20) 194
1 Vigor (LRW) 240
1 Visions of Dominance (MIC) 37
1 Voracious Hydra (M20) 200
1 Vorinclex, Monstrous Raider (KHM) 333
1 Whiptongue Hydra (NEC) 134
1 Worldly Tutor (MI) 153
1 Wren's Run Hydra (MH2) 183