Imoti Cascade

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I made this deck about half CMC 6+ (for cascade) and the other half CMC 1-5 (to cascade into).
 
Mana Acceleration (15): General (1): Spells (29): Sideboard (Omitted/Cut card ideas):
1 Gauntlet of Power 1 Imoti, Celebrant of Bounty 1 Aetherworks Marvel 1 Zendikar Resurgent
1 Gilded Lotus   1 Helm of the Host 1 Nyxbloom Ancient
1 Urban Evolution Creatures (20): 1 Oracle's Vault 1 Mana Reflection
1 Midnight Clock 1 Maelstrom Colossus 1 Temporal Aperture 1 Verdant Confluence
1 Cavalier of Thorns 1 Rashmi, Eternities Crafter 1 Spitting Image 1 Hour of Promise
1 Circuitous Route 1 Chancellor of the Spires 1 Unexpected Results 1 Nissa's Renewal
1 Cultivate 1 Diluvian Primordial 1 Aminatou's Augury 1 Boundless Realms
1 Explosive Vegetation 1 Djinn of Wishes 1 Cast Through Time 1 Vorinclex, Voice of Hunger
1 Freyalise, Llanowar's Fury 1 Jace's Mindseeker 1 Commandeer 1 Torrential Gearhulk
1 Kodama's Reach 1 Living Lore 1 Counterlash 1 Kaho, Minamo Historian
1 Migration Path 1 Magus of the Mind 1 Dream Halls 1 Elite Arcanist
1 Nissa, Vital Force 1 Omnispell Adept 1 Echo of Eons 1 Ingenuity Engine
1 Nissa, Worldwaker 1 Sakashima of a Thousand Faces 1 Knowledge Exploitation 1 Geode Golem
1 Traverse the Outlands 1 Sakashima the Impostor 1 Mind's Desire  
1 Vastwood Surge 1 Sakashima's Protege 1 Mind's Dilation  
  1 Scholar of the Lost Trove 1 Mnemonic Deluge  
Lands (35): 1 Spark Double 1 Omniscience  
1 Tropical Island 1 Urza, Lord High Artificer 1 Recurring Insight  
1 Breeding Pool 1 Zahid, Djinn of the Lamp 1 Spelljack  
1 Flooded Grove 1 Allosaurus Rider 1 Spelltwine  
1 Hinterland Harbor 1 Annoyed Altisaur 1 Stolen Identity  
1 Alchemist's Refuge 1 Apex Devastator 1 Temporal Fissure  
1 Bala Ged Recovery // Bala Ged Sanctuary 1 Seedborn Muse 1 Cobra Trap  
1 Glasspool Mimic // Glasspool Shore   1 Crush of Wurms  
1 Kazandu Mammoth // Kazandu Valley   1 Hunting Pack  
1 Mosswort Bridge   1 Rishkar's Expertise  
1 Sea Gate Restoration // Sea Gate, Reborn   1 Roar of the Wurm  
1 Turntimber Symbiosis // Turntimber, Serpentine Wood   1 Summoning Trap  
1 Umara Wizard // Umara Skyfalls   1 Weather the Storm  
14 Island      
8 Forest      
1 Sol Ring