1 Breeding Pool
1 Command Tower
10 Forest
1 Frontier Bivouac
1 Hinterland Harbor
5 Island
1 Misty Rainforest
1 Mountain
1 Oran-Rief, the Vastwood
1 Reflecting Pool
1 Rogue's Passage
1 Temple of the False God
1 Windswept Heath
1 Animar, Soul of Elements
1 Apocalypse Hydra
1 Avenger of Zendikar
1 Bioshift
1 Coiling Oracle
1 Commander's Sphere
1 Contagion Clasp
1 Counterspell
1 Cultivate
1 Death's Presence
1 Deepglow Skate
1 Doubling Season
1 Farseek
1 Fathom Mage
1 Forgotten Ancient
1 Genesis Hydra
1 Gilded Lotus
1 Growing Rites of Itlimoc // Itlimoc, Cradle of the Sun
1 Gyre Sage
1 Hardened Scales
1 Hungering Hydra
1 Hydroid Krasis
1 Inexorable Tide
1 Kalonian Hydra
1 Kodama's Reach
1 Lifeblood Hydra
1 Mage Slayer
1 Managorger Hydra
1 Mistcutter Hydra
1 Nissa, Vastwood Seer // Nissa, Sage Animist
1 Nissa, Voice of Zendikar
1 Oath of Nissa
1 Oran-Rief Hydra
1 Pir, Imaginative Rascal
1 Prime Speaker Zegana
1 Primordial Hydra
1 Protean Hydra
1 Realm Seekers
1 Sakura-Tribe Elder
1 Savage Beating
1 Savageborn Hydra
1 Sol Ring
1 Surrak Dragonclaw
1 Tezzeret's Gambit
1 Thrummingbird
1 Toothy, Imaginary Friend
1 Vastwood Hydra
1 Vorel of the Hull Clade
1 Xenagos, God of Revels
1 Xenagos, the Reveler
Sideboard:
1 Bane of Progress
1 Bring to Light
1 Clockwork Hydra
1 Contagion Engine
1 Domesticated Hydra
1 Feral Hydra
1 Fuel for the Cause
1 Fungal Behemoth
1 Heroes' Bane
1 Hooded Hydra
1 Hydra Broodmaster
1 Hydra Omnivore
1 Karn Liberated
1 Nessian Wilds Ravager
1 Nissa's Pilgrimage
1 Oran-Rief Hydra
1 Phyrexian Hydra
1 Phytohydra
1 Polukranos, World Eater
1 Protean Hulk
1 Scourge of Skola Vale
1 Seedborn Muse
1 Teferi, Mage of Zhalfir
1 Thran Dynamo
1 Thrasios, Triton Hero
1 Triumph of the Hordes
1 Ugin, the Spirit Dragon
1 Venser, Shaper Savant
1 Viral Drake
1 Vorel of the Hull Clade
1 Vorinclex, Voice of Hunger
1 Whiptongue Hydra