Ishai Reyhan Growing Creatures

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This is a theme deck of creatures that grow on their own, due to people playing spells, creatures dying, etc.
 
Mana Acceleration (13): General (2): Spells (6): Sideboard (Omitted/Cut card ideas):
1 Crystalline Crawler 1 Ishai, Ojutai Dragonspeaker 1 Cauldron of Souls 1 Fractal Harness
1 Workhorse 1 Reyhan, Last of the Abzan 1 The Ozolith 1 Cathars' Crusade
1 Hamza, Guardian of Arashin   1 Bred for the Hunt 1 Doubling Season
1 Fertilid Creatures (44): 1 Inexorable Tide 1 Hardened Scales
1 Gyre Sage 1 Conclave Mentor 1 Death's Presence 1 Branching Evolution
1 Incubation Druid 1 Corpsejack Menace 1 Paradox Zone 1 Retribution of the Ancients
1 Jiang Yanggu, Wildcrafter 1 Felisa, Fang of Silverquill   1 Loyal Guardian
1 Marwyn, the Nurturer 1 Merfolk Skydiver   1 Mikaeus, the Lunarch
1 Rishkar, Peema Renegade 1 Sarulf, Realm Eater   1 Vish Kal, Blood Arbiter
1 Selvala, Heart of the Wilds 1 Shapers of Nature   1 Korozda Gorgon
1 The Great Henge 1 Zameck Guildmage   1 Dirtcowl Wurm
1 Verdant Confluence 1 Elenda, the Dusk Rose   1 Blade of the Bloodchief
1 Zendikar Resurgent 1 Enduring Scalelord   1 Ajani Unyielding
  1 Grismold, the Dreadsower   1 Archangel of Thune
Lands (35): 1 Mazirek, Kraul Death Priest   1 Ooze Flux
1 Underground Sea 1 Vulturous Zombie   1 Ghave, Guru of Spores
1 Savannah 1 Winding Constrictor   1 Simic Ascendancy
1 Bayou 1 Cordial Vampire   1 Sword of Truth and Justice
1 Scrubland 1 Drakestown Forgotten   1 Animation Module
1 Tropical Island 1 Festercreep   1 Give // Take
1 Sunken Ruins 1 Khabal Ghoul   1 Gideon, the Oathsworn
1 Wooded Bastion 1 Malakir Cullblade   1 Drana, Liberator of Malakir
1 Twilight Mire 1 Necropolis Regent   1 Cazur, Ruthless Stalker
1 Fetid Heath 1 Nightshade Harvester   1 Fangren Firstborn
1 Flooded Grove 1 Ob Nixilis, Unshackled   1 Toothy, Imaginary Friend
1 Arcane Sanctum 1 Patron of the Vein   1 Fathom Mage
1 Seaside Citadel 1 Scavenger Drake   1 Bloodtracker
1 Opulent Palace 1 Sengir, the Dark Baron   1 Thought Sponge
1 Sandsteppe Citadel 1 Swarm of Bloodflies   1 Lifeblood Hydra
1 Indatha Triome 1 The Haunt of Hightower   1 Mindless Automaton
1 Zagoth Triome 1 Yahenni, Undying Partisan   1 Champion of Lambholt
1 Command Tower 1 Novijen Sages   1 Oneirophage
1 Exotic Orchard 1 Sage of Fables   1 Chasm Skulker
1 Gaea's Cradle 1 Viral Drake   1 Nadir Kraken
1 Gavony Township 1 Algae Gharial   1 Shabraz, the Skyshark
1 Karn's Bastion 1 Forgotten Ancient   1 Heliod, Sun-Crowned
1 Mosswort Bridge 1 Kalonian Hydra   1 Juniper Order Ranger
1 Opal Palace 1 Lumberknot   1 Contagion Engine
1 Path of Ancestry 1 Managorger Hydra   1 Benthic Biomancer
1 Reflecting Pool 1 Pir, Imaginative Rascal   1 Path of Discovery
2 Swamp 1 Steelbane Hydra   1 Citanul Druid
2 Island 1 Vorinclex, Monstrous Raider   1 Jace's Projection
4 Forest 1 Wildwood Scourge   1 Lorescale Coatl
1 Plains 1 Gideon's Avenger   1 Rite of Passage
1 Sol Ring 1 Shaile, Dean of Radiance // Embrose, Dean of Shadow   1 Kavu Predator
  1 Sunscorch Regent   1 Moriok Rigger
  1 Twilight Drover   1 Sharktocrab
  1 Victory's Envoy   1 Karlov of the Ghost Council