UW Tempo

[W0lf]

Here and old list of mine, misses Innistrad and m12 cards but it´s still very solid.
// Lands
    1 [ZEN] Arid Mesa
    1 [ON] Flooded Strand
    1 [M10] Glacial Fortress
    1 [DIS] Hallowed Fountain
    3 [OD] Island (4)
    1 [ZEN] Marsh Flats
    1 [MOR] Mutavault
    1 [SHM] Mystic Gate
    16 [LRW] Plains (3)
    1 [SOM] Seachrome Coast
    1 [A] Tundra
    1 [TE] Wasteland
    1 [ON] Windswept Heath

// Creatures
    1 [MBS] Accorder Paladin
    1 [ARB] Aven Mimeomancer
    1 [FUT] Aven Mindcensor
    1 [DIS] Azorius Guildmage
    1 [LE] Deftblade Elite
    1 [CHK] Eight-and-a-Half-Tails
    1 [M10] Elite Vanguard
    1 [EVE] Figure of Destiny
    1 [EVE] Flickerwisp
    1 [LRW] Goldmeadow Harrier
    1 [AT] Icatian Javelineers
    1 [NPH] Inquisitor Exarch
    1 [CHK] Isamaru, Hound of Konda
    1 [CS] Jotun Grunt
    1 [CHK] Kami of Ancient Law
    1 [LRW] Knight of Meadowgrain
    1 [ALA] Knight of the White Orchid
    1 [ZEN] Kor Aeronaut
    1 [CVP] Kor Skyfisher
    1 [CHK] Lantern Kami
    1 [MBS] Leonin Relic-Warder
    1 [MBS] Leonin Skyhunter
    1 [MBS] Mirran Crusader
    1 [LRW] Mirror Entity
    1 [DIS] Mistral Charger
    1 [UL] Mother of Runes
    1 [LRW] Pestermite
    1 [NPH] Phyrexian Metamorph
    1 [NPH] Porcelain Legionnaire
    1 [CS] Ronom Unicorn
    1 [CHK] Samurai of the Pale Curtain
    1 Savannah Lions
    1 [TSP] Serra Avenger
    1 [SH] Soltari Champion
    1 [TE] Soltari Foot Soldier
    1 [TE] Soltari Monk
    1 [TSB] Soltari Priest
    1 [TE] Soltari Trooper
    1 [NPH] Spined Thopter
    1 [PLC] Stonecloaker
    1 [WWK] Stoneforge Mystic
    1 [M10] Stormfront Pegasus
    1 [ROE] Student of Warfare
    1 [8E] Suntail Hawk
    1 [NPH] Vault Skirge
    1 [M11] War Priest of Thune
    1 [FNM] Whipcorder

// Spells
    1 [V10] AEther Vial
    1 [4E] Armageddon
    1 [US] Back to Basics
    1 [EVE] Beckon Apparition
    1 [MR] Bonesplitter
    1 [A] Crusade
    1 [NE] Daze
    1 [7E] Force Spike
    1 [M10] Harm's Way
    1 [M10] Honor of the Pure
    1 [PLC] Mana Tithe
    1 [NPH] Mental Misstep
    1 [P3] Ravages of War
    1 [GP] Repeal
    1 [SHM] Spectral Procession
    1 [ZEN] Spell Pierce
    1 [DIS] Spell Snare
    1 [OD] Standstill
    1 [SC] Stifle
    1 [DS] Sword of Fire and Ice
    1 [NPH] Sword of War and Peace
    1 [NPH] Vapor Snag
    1 [5E] Winter Orb

[malz77]

Pact of Negation in an UW Tempo Deck? This can't work out.

have you tried Parallax Wave and Cataclysm?