3 Ancient Hydra (NE) 76
3 Apocalypse Hydra (BBD) 217
1 Aspect of Hydra (BNG) 117
3 Balduvian Hydra (IA) 173
3 Bristling Hydra (KLD) 147
3 Clockwork Hydra (TSP) 253
1 Dawn's Reflection (5DN) 85
1 Disorienting Glower (CD_1) 6
1 Distract the Hydra (CD_1) 7
3 Domesticated Hydra (PLIST) 63
3 Feral Hydra (ALA) 131
1 Fertile Ground (LRW) 211
3 Genesis Hydra (M15) 176
1 Genju of the Realm (BOK) 151
1 Gift of Paradise (M20) 173
1 Grown from the Stump (CD_1) 8
1 Gyrus, Waker of Corpses (C18) 41
1 Heroes' Bane (FDN) 639
3 Honored Hydra (AKH) 172
3 Hooded Hydra (KTK) 136
3 Hungering Hydra (M19) 189
1 Hydra (EX_116) 9
3 Hydra Broodmaster (JOU) 128
2 Hydra Head (CD_1) 1
3 Hydra Omnivore (DSC) 185
2 Hydra's Impenetrable Hide (CD_1) 9
3 Hydradoodle (UPLIST) 36
3 Kalonian Hydra (BLC) 226
3 Khalni Hydra (ROE) 192
3 Lifeblood Hydra (CMM) 303
3 Managorger Hydra (BLC) 230
1 Market Festival (JOU) 130
3 Mistcutter Hydra (THS) 162
3 Molten Hydra (GU) 85
1 Multi-Headed (UST) 117
1 Neck Tangle (CD_1) 10
1 Nessian Wilds Ravager (BNG) 129
1 New Horizons (FDN) 557
2 Noxious Hydra Breath (CD_1) 11
3 Oran-Rief Hydra (BFZ) 181
1 Overgrowth (10E) 283
3 Phyrexian Hydra (MBS) 85
3 Phytohydra (RAV) 218
1 Polukranos, World Eater (THS) 172
4 Primordial Hydra (M13) 183
1 Progenitus (FDN) 244
3 Protean Hydra (M11) 194
3 Ramunap Hydra (HOU) 130
3 Rock Hydra (3E) 172
1 Savage Vigor Head (CD_1) 3
3 Savageborn Hydra (DGM) 100
1 Scourge of Skola Vale (BNG) 137
1 Shrieking Titan Head (CD_1) 4
1 Snapping Fang Head (CD_1) 5
1 Spawning Grounds (PLIST) 163
3 Spitting Hydra (ST) 99
3 Sprouting Phytohydra (DIS) 95
1 Strike the Weak Spot (CD_1) 12
1 Swallow the Hero Whole (CD_1) 13
2 Token: Honored Hydra (EX_71) 7
1 Torn Between Heads (CD_1) 14
1 Trace of Abundance (ARB) 142
1 Ulasht, the Hate Seed (GPT) 136
3 Ulvenwald Hydra (SOI) 235
3 Vastwood Hydra (M14) 198
1 Vastwood Zendikon (WWK) 117
1 Weirding Wood (SOI) 240
3 Whiptongue Hydra (NEC) 134
1 Wild Growth (7E) 282