Ulasht

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Click here for my EDH Commander decks
 
This deck makes a lot of tokens.
Usually (after I get some tokens out): I play Ulasht, generate a ton of mana (with Earthcraft / Mana Echoes / Ashnod's Altar / etc.), remove the Saprolings, then repeat.
 
Mana Acceleration (12): General (1): Spells (29): Sideboard (Omitted/Cut card ideas):
1 Caged Sun 1 Ulasht, the Hate Seed 1 Ashnod's Altar 1 Dragon Roost
1 Unstable Obelisk   1 Carnage Altar 1 Feed the Pack
1 Druids' Repository Creatures (23): 1 Dragon Throne of Tarkir 1 Rampaging Baloths
1 Explosive Vegetation 1 Dragon Broodmother 1 Orochi Hatchery 1 Wolfbriar Elemental
1 Hunting Wilds 1 Dragonlair Spider 1 Phyrexian Altar 1 Ant Queen
1 Journey of Discovery 1 Omnath, Locus of Rage 1 Skullclamp 1 Feed the Pack
1 Mana Reflection 1 Ant Queen 1 Snake Basket 1 Jade Mage
1 Ranger's Path 1 Avenger of Zendikar 1 Xenagos, the Reveler 1 Centaur Glade
1 Seedguide Ash 1 Bloodspore Thrinax 1 Beastmaster Ascension 1 Soul of Zendikar
1 Skyshroud Claim 1 Craterhoof Behemoth 1 Centaur Glade 1 Krenko, Mob Boss
1 Zendikar Resurgent 1 Hooded Hydra 1 Cryptolith Rite 1 Dragon Roost
1 Battle Hymn 1 Hydra Broodmaster 1 Doubling Season 1 Parallel Evolution
  1 Jade Mage 1 Earthcraft 1 Tempt with Vengeance
Lands (35): 1 Nemata, Grove Guardian 1 Fresh Meat 1 Goblin Offensive
1 Taiga 1 Nullmage Shepherd 1 Fungal Sprouting 1 Beacon of Creation
1 Stomping Ground 1 Pathbreaker Ibex 1 Parallel Lives 1 Gelatinous Genesis
1 Cinder Glade 1 Rampaging Baloths 1 Perilous Forays 1 Sprout Swarm
1 Command Beacon 1 Soul of Zendikar 1 Primal Vigor 1 Wort, the Raidmother
1 Gaea's Cradle 1 Verdant Force 1 Primeval Bounty 1 Evolutionary Leap
1 Khalni Garden 1 Verdeloth the Ancient 1 Saproling Symbiosis 1 Goblinslide
1 Kher Keep 1 Wolfbriar Elemental 1 Verdant Embrace 1 Howl of the Night Pack
1 Mosswort Bridge 1 Chancellor of the Forge 1 Goblin Bombardment 1 Dragonrage
1 Opal Palace 1 Krenko, Mob Boss 1 Impact Tremors 1 Moonveil Dragon
1 Oran-Rief, the Vastwood 1 Purphoros, God of the Forge 1 Kyren Negotiations 1 Eldrazi Monument
1 Spinerock Knoll 1 Rage Thrower 1 Mana Echoes 1 Descent of the Dragons
17 Forest 1 Stalking Vengeance 1 Release the Gremlins 1 Genesis Wave
6 Mountain   1 Shared Animosity 1 Artifact Mutation
1 Sol Ring   1 Vicious Shadows 1 Mycoloth
    1 Warstorm Surge 1 Death's Presence