Mirror Gallery

Click here for visual deck (with images)
Click here for my EDH Commander decks
 
This deck's goal is to get Mirror Gallery out, and then make copies of Legends that are funny / super-powerful if you could have multiple of them. But it does fine even if you don't get Mirror Gallery.
 
Mana Acceleration (13): General (1): Spells (16): Sideboard (Omitted/Cut card ideas):
1 Chromatic Orrery 1 Reaper King 1 Darksteel Forge 1 Aurelia, the Warleader
1 Golos, Tireless Pilgrim   1 Helm of the Host 1 Nezahal, Primal Tide
1 Kethis, the Hidden Hand Companion (1): 1 Lithoform Engine 1 Jin-Gitaxias, Core Augur
1 Mirari's Wake 1 Keruga, the Macrosage 1 Mirror Gallery 1 Heroes' Podium
1 Selvala, Explorer Returned   1 Planar Bridge 1 Etrata, the Silencer
1 Esika, God of the Tree // The Prismatic Bridge Creatures (34): 1 Tamiyo's Journal 1 Rashmi, Eternities Crafter
1 Gilanra, Caller of Wirewood 1 Ulamog, the Ceaseless Hunger 1 Privileged Position 1 Phyrexian Metamorph
1 Mana Reflection 1 Ulamog, the Infinite Gyre 1 Spitting Image 1 Deceiver of Form
1 Selvala, Heart of the Wilds 1 Adrix and Nev, Twincasters 1 Clone Legion 1 Arvad the Cursed
1 Vorinclex, Voice of Hunger 1 Captain Sisay 1 Followed Footsteps 1 That Which Was Taken
1 Zendikar Resurgent 1 Chulane, Teller of Tales 1 Quasiduplicate 1 Aegis Angel
1 Alena, Kessig Trapper 1 Derevi, Empyrial Tactician 1 Replication Technique 1 Guardian Beast
1 Cursed Mirror 1 Gisela, Blade of Goldnight 1 Rite of Replication 1 Leonin Abunas
  1 Jhoira, Weatherlight Captain 1 Saheeli's Artistry 1 Sigarda, Host of Herons
Lands (36): 1 Kaervek the Merciless 1 Stolen Identity 1 Dark Depths
1 Underground Sea 1 Medomai the Ageless 1 Zndrsplt's Judgment 1 Aetherworks Marvel
1 Tundra 1 Meren of Clan Nel Toth   1 Spectral Guardian
1 Taiga 1 Moritte of the Frost   1 Fountain Watch
1 Savannah 1 Omnath, Locus of Rage   1 Indomitable Archangel
1 Bayou 1 Progenitor Mimic   1 Thespian's Stage
1 Scrubland 1 Raff Capashen, Ship's Mage   1 Boros Charm
1 Tropical Island 1 Ramos, Dragon Engine   1 Heroic Intervention
1 Volcanic Island 1 Riku of Two Reflections   1 Simic Charm
1 Plateau 1 Saskia the Unyielding   1 Heroic Intervention
1 Hallowed Fountain 1 The Ur-Dragon   1 Alhammarret's Archive
1 Stomping Ground 1 Yidris, Maelstrom Wielder   1 Paradox Engine
1 Temple Garden 1 Sheoldred, Whispering One   1 Hazezon Tamar
1 Breeding Pool 1 Arcanis the Omnipotent   1 Minion Reflector
1 Steam Vents 1 Clever Impersonator   1 Elspeth, Knight-Errant
1 Sacred Foundry 1 Padeem, Consul of Innovation   1 Soul of New Phyrexia
1 Crumbling Necropolis 1 Sakashima of a Thousand Faces   1 Indestructibility
1 Arcane Sanctum 1 Sakashima the Impostor   1 Hanna's Custody
1 Savage Lands 1 Bramble Sovereign    
1 Seaside Citadel 1 Reki, the History of Kamigawa    
1 Jungle Shrine 1 Etali, Primal Storm    
1 Opulent Palace 1 Marton Stromgald    
1 Sandsteppe Citadel 1 Purphoros, God of the Forge    
1 Nomad Outpost 1 Avacyn, Angel of Hope    
1 Frontier Bivouac 1 Elesh Norn, Grand Cenobite    
1 Mystic Monastery 1 Reya Dawnbringer    
1 Academy Ruins      
1 Agadeem's Awakening // Agadeem, the Undercrypt      
1 Bala Ged Recovery // Bala Ged Sanctuary      
1 Command Tower      
1 Exotic Orchard      
1 Glasspool Mimic // Glasspool Shore      
1 Littjara Mirrorlake      
1 Ondu Inversion // Ondu Skyruins      
1 Port of Karfell      
1 Path of Ancestry      
1 Reflecting Pool