Sharuum Tribal Sphinxes

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Simple tribal Sphinx deck using Sharuum.
I'm running some cards that work well Sharuum itself, but there's not a bunch of combos or anything.
 
Mana Acceleration (11): General (1): Spells (12): Sideboard (Omitted/Cut card ideas):
1 Azorius Cluestone 1 Sharuum the Hegemon 1 Belbe's Portal 1 Memory Jar
1 Burnished Hart   1 Cryptic Gateway 1 Argentum Armor
1 Commander's Sphere Creatures (40): 1 Door of Destinies 1 Debtors' Knell
1 Dimir Cluestone 1 Sandstone Oracle 1 Mindslaver 1 Thought Dissector
1 Dreamstone Hedron 1 Enigma Sphinx 1 Oblivion Stone 1 True Conviction
1 Hedron Archive 1 Isperia the Inscrutable 1 Sphinx's Revelation 1 Brilliant Ultimatum
1 Mind Stone 1 Isperia, Supreme Judge 1 Patriarch's Bidding 1 Obelisk of Urd
1 Orzhov Cluestone 1 Jelenn Sphinx 1 Call to the Kindred 1 Cover of Darkness
1 Unstable Obelisk 1 Magister Sphinx 1 Hour of Need 1 Helm of Obedience
1 Urza's Incubator 1 Medomai the Ageless 1 Homarid Spawning Bed 1 Grinning Totem
1 Wayfarer's Bauble 1 Sphinx of the Steel Wind 1 Riddleform 1 Jester's Cap
  1 Sphinx Sovereign 1 Sphinx's Tutelage 1 Sorcerer's Strongbox
Lands (36): 1 Sphinx Summoner   1 Scourglass
1 Underground Sea 1 Alhammarret, High Arbiter   1 Sculpting Steel
1 Tundra 1 Arbiter of the Ideal   1 Phyrexian Metamorph
1 Scrubland 1 Argent Sphinx   1 Copper Gnomes
1 Watery Grave 1 Belltower Sphinx   1 Scarecrone
1 Hallowed Fountain 1 Cerulean Sphinx   1 Snake Basket
1 Godless Shrine 1 Chancellor of the Spires   1 Codex Shredder
1 Sunken Ruins 1 Consecrated Sphinx   1 Thopter Foundry
1 Mystic Gate 1 Conundrum Sphinx   1 Eye of Ramos
1 Fetid Heath 1 Curator of Mysteries   1 Skull of Ramos
1 Drowned Catacomb 1 Glyph Keeper   1 Tooth of Ramos
1 Glacial Fortress 1 Goliath Sphinx   1 Sphinx's Disciple
1 Isolated Chapel 1 Guardian of Tazeem   1 Sphinx's Herald
1 Arcane Sanctum 1 Horizon Scholar    
1 Command Tower 1 Jwar Isle Avenger    
1 Reflecting Pool 1 Master of Predicaments    
1 Windbrisk Heights 1 Ominous Sphinx    
6 Swamp 1 Prognostic Sphinx    
6 Island 1 Serra Sphinx    
6 Plains 1 Sharding Sphinx    
1 Cavern of Souls 1 Sphinx Ambassador    
1 Sol Ring 1 Sphinx of the Final Word    
  1 Sphinx of Jwar Isle    
  1 Sphinx of Lost Truths    
  1 Sphinx of Magosi    
  1 Sphinx of the Chimes    
  1 Sphinx of Uthuun    
  1 Unesh, Criosphinx Sovereign    
  1 Vexing Sphinx    
  1 Windreader Sphinx    
  1 Petra Sphinx