1 Benevolent Hydra
1 Branching Evolution
1 Broodguard Elite
1 Doubling Season
1 Ellywick Tumblestrum
1 Garruk Wildspeaker
1 Garruk, Caller of Beasts
1 Garruk, Primal Hunter
1 Garruk, Savage Herald
1 Garruk, Unleashed
1 Genesis Hydra
1 Goldvein Hydra
1 Hangarback Walker
1 Hexavus
1 Hooded Hydra
1 Hungering Hydra
1 Innkeeper's Talent
1 Jiang Yanggu, Wildcrafter
1 Krakilin
1 Lifeblood Hydra
1 Loading Zone
1 Marketback Walker
1 Nissa, Ascended Animist
1 Nissa, Genesis Mage
1 Nissa, Nature's Artisan
1 Nissa, Vastwood Seer // Nissa, Sage Animist
1 Nissa, Vital Force
1 Nissa, Voice of Zendikar
1 Nissa, Worldwaker
1 Ochre Jelly
1 Paradox Zone
1 Primal Vigor
1 Primordial Hydra
1 Protean Hydra
1 Rampaging Yao Guai
1 Rampant Rejuvenator
1 Servant of the Scale
1 Steelbane Hydra
1 The Earth Crystal
1 Vastwood Hydra
1 Vivien of the Arkbow
1 Vivien Reid
1 Vivien, Arkbow Ranger
1 Vivien, Monsters' Advocate
1 Vivien, Nature's Avenger
1 Voracious Hydra
1 Walking Ballista
1 Wrenn and Realmbreaker

Sideboard:

1 Freyalise, Llanowar's Fury
1 Karn Liberated
1 Karn, Living Legacy
1 Karn, Scion of Urza
1 Karn, the Great Creator
1 Nissa, Who Shakes the World
1 Ugin, the Ineffable
1 Ugin, the Spirit Dragon
1 Vorinclex, Monstrous Raider
1 Wrenn and Seven