[Standard] whacky 5 colours

[Hobojackal]

Heres a deck that ive been peddling around on MWS for the past few months, and it's actually been winning a lot more than i initially expected. Heres the list, tell me what you think.

// Deck file for Magic Workstation (http://www.magicworkstation.com)

// Lands
2 [WWK] Creeping Tar Pit
5 [5E] Forest (2)
4 [PT] Mountain (3)
4 [US] Plains (3)
3 [WWK] Raging Ravine
3 [7E] Swamp (3)
4 [M10] Island (2)

// Creatures
2 [4E] Birds of Paradise
4 [ARB] Bloodbraid Elf
3 [ROE] Wall of Omens
1 [WWK] Novablast Wurm

// Spells
2 [ALA] Cruel Ultimatum
4 [IN] Harrow
2 [WWK] Jace, the Mind Sculptor
3 [ARB] Maelstrom Pulse
2 [CFX] Nicol Bolas, Planeswalker
4 [GTW] Path to Exile
1 [ZEN] Sorin Markov
4 [ROE] Prophetic Prism
2 [ALA] Blightning
2 [M11] Cultivate

// Sideboard
SB: 2 [M10] Celestial Purge
SB: 4 [WWK] Kor Firewalker
SB: 3 [ZEN] Luminarch Ascension
SB: 3 [ARB] Thought Hemorrhage
SB: 3 [ZEN] Day of Judgment

Jackal