1 Altered Ego (SOI) 241
1 Ancient Tomb (TE) 305
1 Animist's Awakening (C20) 166
1 Arcane Signet (ELD) 331
1 Asceticism (PLIST) 110
1 Assassin's Trophy (GRN) 152
1 Astral Cornucopia (BNG) 157
1 Blighted Woodland (BFZ) 233
1 Blue Sun's Zenith (MBS) 20
1 Breeding Pool (EOE) 251
1 Cabal Coffers (TOR) 139
1 Castle Garenbrig (ELD) 240
1 Chromatic Lantern (GRN) 233
1 City of Brass (WC_20) 24
1 Command Tower (ELD) 333
1 Corpsejack Menace (RTR) 152
1 Curse of the Swine (THS) 46
1 Death's Presence (RTR) 121
1 Deepglow Skate (EOC) 70
1 Doubling Season (FDN) 216
1 Dryad of the Ilysian Grove (THB) 169
1 Elemental Bond (TLE) 40
1 Emergent Ultimatum (IKO) 185
1 Evolving Wilds (BFZ) 236
1 Exotic Orchard (EOC) 159
1 Exsanguinate (SOM) 61
1 Field of Ruin (MID) 262
1 Finale of Revelation (WAR) 51
6 Forest (TLA) 286
1 Freed from the Real (A25) 58
1 Gargos, Vicious Watcher (M20) 172
1 Genesis Hydra (M15) 176
1 Golgari Charm (UMA) 201
1 Growing Rites of Itlimoc (XLN) 191
1 Hadana's Climb (RIX) 158
1 Helix Pinnacle (PLIST) 68
1 Herald of Secret Streams (XLN) 59
1 Heroic Intervention (M21) 188
1 Hydra Broodmaster (JOU) 128
1 Hydroid Krasis (RNA) 183
3 Island (TLA) 283
1 Kalonian Hydra (CM2) 140
1 Kiora's Follower (BNG) 150
1 Kruphix, God of Horizons (JOU) 152
1 Lifeblood Hydra (C14) 45
1 Llanowar Wastes (BRO) 264
1 Mana Bloom (RTR) 130
1 Mana Crypt (PLIST) 225
1 Managorger Hydra (ORI) 186
1 Mind Stone (FIC) 353
1 Mistcutter Hydra (THS) 162
1 Misty Rainforest (MM3) 240
1 Muldrotha, the Gravetide (DOM) 199
1 Myriad Landscape (EOC) 169
1 Nature's Lore (EOC) 101
1 Nurturing Peatland (MH1) 243
1 Nyxbloom Ancient (THB) 190
1 Overgrown Tomb (GRN) 253
1 Pemmin's Aura (SCG) 45
1 Primordial Hydra (M13) 183
1 Protean Hydra (M11) 194
1 Pull from Tomorrow (AKH) 65
1 Rampant Growth (M10) 201
1 Reflecting Pool (WC_5) 27
1 Reliquary Tower (M19) 254
1 Retribution of the Ancients (KTK) 85
1 Rhystic Study (PR) 45
1 Rogue's Passage (FDN) 264
1 Simic Ascendancy (RNA) 207
1 Sol Ring (EOC) 57
1 Steelbane Hydra (ELD) 322
1 Stonecoil Serpent (ELD) 235
1 Sunken Hollow (BFZ) 249
2 Swamp (TLA) 284
1 Tainted Strike (SOM) 80
1 Talisman of Curiosity (MH1) 232
1 Talisman of Dominance (MRD) 253
1 Talisman of Resilience (MH1) 234
1 Terramorphic Expanse (DSK) 269
1 The Ozolith (IKO) 237
1 Thespian's Stage (MB2) 113
1 Torment of Hailfire (HOU) 77
1 Unbound Flourishing (MH1) 189
1 Underground River (WC_19) 27
1 Urborg, Tomb of Yawgmoth (M15) 248
1 Villainous Wealth (KTK) 211
1 Voracious Hydra (M20) 200
1 Vorel of the Hull Clade (DGM) 115
1 Watery Grave (EOE) 261
1 Yavimaya Coast (DMU) 261
1 Zagoth Triome (IKO) 259
1 Zaxara, the Exemplary (C20) 20

2 Hydra (EX_47) 4
8 Hydra (EX_112) 34