Ruhan

Click here for visual deck (with images)
Click here for my EDH Commander decks
 
Hard to explain what this deck does: It "messes" with the game, but not in a random way.
Lots of Deflection type effects, and weird responses to things.
It's a "chaos" deck that doesn't have a lot of the normal chaos components, I suppose.
It's a heck of a lot of fun to play.
 
Mana Acceleration (9): General (1): Spells (38): Sideboard (Omitted/Cut card ideas):
1 Azorius Keyrune 1 Ruhan of the Fomori 1 Proteus Staff 1 Malignus
1 Boros Keyrune   1 Captain's Maneuver 1 Adarkar Valkyrie
1 Commander's Sphere Creatures (17): 1 Catch // Release 1 Nin, the Pain Artist
1 Gilded Lotus 1 Dominus of Fealty 1 Deflecting Palm 1 Tyrant of Discord
1 Izzet Keyrune 1 Razia, Boros Archangel 1 Master Warcraft 1 Mischievous Quanar
1 Coalition Relic 1 Spitemare 1 Mirrorweave 1 Odds // Ends
1 Unstable Obelisk 1 Dulcet Sirens 1 Reflect Damage 1 Order // Chaos
1 Chromatic Lantern 1 Illusory Ambusher 1 Swerve 1 Plea for Power
1 Unbender Tine 1 Perplexing Chimera 1 Turn // Burn 1 Wash Out
  1 Sakashima the Impostor 1 AEtherspouts 1 Ricochet Trap
Lands (35): 1 Sphinx Ambassador 1 Curse of the Swine  
1 Volcanic Island 1 Willbender 1 Dismiss into Dream  
1 Tundra 1 Capricious Efreet 1 Dissipation Field  
1 Plateau 1 Conquering Manticore 1 Domineering Will  
1 Steam Vents 1 Dragon Mage 1 Gather Specimens  
1 Hallowed Fountain 1 Molten Primordial 1 Illusionist's Gambit  
1 Sacred Foundry 1 Stalking Vengeance 1 Mirror Match  
1 Cascade Bluffs 1 Angel of the Dire Hour 1 Polymorphist's Jest  
1 Mystic Gate 1 Glarecaster 1 Split Decision  
1 Rugged Prairie 1 Pulsemage Advocate 1 Supplant Form  
1 Sulfur Falls   1 Timetwister  
1 Glacial Fortress   1 Twiddle  
1 Clifftop Retreat   1 Bedlam  
1 Celestial Colonnade   1 Chandra's Ignition  
1 Command Tower   1 Chaos Warp  
1 Exotic Orchard   1 Radiate  
1 Reflecting Pool   1 Reforge the Soul  
1 Rogue's Passage   1 Wheel of Fate  
1 Mystic Monastery   1 Wheel of Fortune  
1 Slayers' Stronghold   1 Wild Ricochet  
1 Spinerock Knoll   1 Word of Seizing  
1 Sunhome, Fortress of the Legion   1 Boros Fury-Shield  
1 Windbrisk Heights   1 Comeuppance  
4 Island   1 Council's Judgment  
4 Mountain   1 Eye for an Eye  
4 Plains   1 Harsh Justice  
1 Sol Ring   1 Shining Shoal  
    1 Tragic Arrogance