1 Apocalypse Hydra (BBD) 217
1 Arcane Signet (ELD) 331
1 Badlands (CED) 139
1 Bayou (CED) 279
1 Benevolent Hydra (SLD) 1889
1 Branching Evolution (MH3) 285
1 Breeding Pool (EOE) 251
1 Cavern of Souls (LCI) 269
1 Chromatic Lantern (TMC) 58
1 Chromatic Orrery (M21) 228
1 Command Tower (TMC) 63
1 Court of Garenbrig (WOC) 25
1 Cultivate (TMC) 50
1 Cyclonic Rift (RTR) 35
1 Demonic Tutor (3E) 13
1 Doubling Season (FDN) 216
1 Exotic Orchard (TMC) 66
1 Farseek (M13) 170
4 Forest (TMT) 319
1 Gargos, Vicious Watcher (M20) 172
1 Garruk's Uprising (FDN) 220
1 Genesis Hydra (M15) 176
1 Goldvein Hydra (OTJ) 167
1 Grakmaw, Skyclave Ravager (ZNR) 223
1 Heroes' Bane (FDN) 639
1 Heroic Intervention (M21) 188
1 Hooded Hydra (KTK) 136
1 Hungering Hydra (M19) 189
1 Hydra Broodmaster (JOU) 128
1 Hydra Omnivore (DSC) 185
1 Hydroid Krasis (RNA) 183
1 Indatha Triome (IKO) 309
1 Ironscale Hydra (PLIST) 296
1 Island (TMT) 316
1 Jetmir's Garden (SNC) 351
1 Kalonian Hydra (BLC) 226
1 Ketria Triome (IKO) 250
1 Kodama's Reach (CHK) 225
1 Lair of the Hydra (AFR) 259
1 Leyline of the Guildpact (MKM) 217
1 Lifeblood Hydra (CMM) 303
1 Managorger Hydra (BLC) 230
1 Mirari's Wake (JUD) 139
1 Mistcutter Hydra (THS) 162
1 Misty Rainforest (ZEN) 220
1 Mountain (TMT) 194
1 Nature's Lore (5E) 178
1 Neverwinter Hydra (AFC) 41
1 Overgrown Tomb (ECL) 266
1 Ozolith, the Shattered Spire (MOM) 198
1 Path of Ancestry (TMC) 70
1 Phytohydra (RVR) 210
1 Plains (TMT) 191
1 Plateau (CED) 292
1 Polukranos Reborn (MOM) 200
1 Polukranos, World Eater (THS) 172
1 Primordial Hydra (M13) 183
1 Progenitus (FDN) 244
1 Protean Hydra (M11) 194
1 Rampant Growth (M12) 190
1 Repulsive Mutation (MKM) 227
1 Rhystic Study (PR) 45
1 Rhythm of the Wild (PZA) 12
1 Sacred Foundry (EOE) 256
1 Savageborn Hydra (DGM) 100
1 Savannah (CED) 293
1 Scrubland (CED) 294
1 Shivan Devastator (DMU) 143
1 Skyshroud Claim (EOC) 107
1 Sol Ring (TMC) 59
1 Spara's Headquarters (SNC) 355
1 Steam Vents (ECL) 267
1 Steelbane Hydra (TMC) 52
1 Stomping Ground (EOE) 258
1 Swamp (TMT) 317
1 Swords to Plowshares (EOC) 45
1 Taiga (CED) 298
1 Teferi's Protection (TLE) 7
1 Temple Garden (ECL) 268
1 The First Tyrannic War (40K) 121
1 The Goose Mother (WOE) 204
1 The Great Henge (ELD) 161
1 The Ozolith (IKO) 237
1 The World Tree (KHM) 275
1 Three Visits (FIC) 315
1 Timeless Lotus (ECC) 143
1 Tropical Island (CED) 299
1 Tundra (30A) 280
1 Ulvenwald Hydra (SOI) 235
1 Unbound Flourishing (PLIST) 189
1 Underground Sea (CED) 301
1 Vampiric Tutor (6E) 161
1 Vastwood Hydra (M14) 198
1 Verdant Catacombs (ZEN) 229
1 Volcanic Island (30A) 282
1 Voracious Hydra (TMC) 54
1 Windswept Heath (KTK) 248
1 Zagoth Triome (IKO) 259
1 Zaxara, the Exemplary (DMC) 176
1 Ziatora's Proving Ground (SNC) 359