1 Branching Evolution (MH3) 285
1 Capricopian (C20) 58
1 Doubling Season (FDN) 216
1 Gargos, Vicious Watcher (M20) 172
1 Genesis Hydra (M15) 176
1 Grakmaw, Skyclave Ravager (ZNR) 223
1 Hardened Scales (FIC) 307
1 Haunting Voyage (ECC) 75
1 Hooded Hydra (KTK) 136
1 Hungering Hydra (M19) 189
1 Hydradoodle (UPLIST) 36
1 Hydroid Krasis (RNA) 183
1 Kalonian Hydra (BLC) 226
1 Kindred Discovery (PLIST) 11
1 Kindred Dominance (PLIST) 18
1 Lifeblood Hydra (CMM) 303
1 Mistcutter Hydra (THS) 162
1 Neverwinter Hydra (AFC) 310
1 Polukranos, Unchained (THB) 224
1 Primal Vigor (WOT) 59
1 Primordial Hydra (M13) 183
1 Steelbane Hydra (ELD) 322
1 Unbound Flourishing (PLIST) 189
1 Urza's Incubator (CG) 142
1 Vastwood Hydra (M14) 198
1 Voracious Hydra (M20) 200
1 Zaxara, the Exemplary (DMC) 176

1 Rampant Rejuvenator (FIC) 314
1 Stumpsquall Hydra (CMR) 367
1 Thunderous Snapper (ELD) 215
1 Wren's Run Hydra (MH2) 183