Item #29107 (possibly named "Monster Staff Jeweled Blue Staff Blue Glow") doesn't exist. It may have been removed from the game.
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Monster - Staff, Jeweled Blue Staff, Blue Glow - Live
Monster - Staff, Jeweled Blue Staff, Blue Glow - PTR
Monster - Staff, Jeweled Blue Staff, Blue Glow - PTR 2
Monster - Staff, Jeweled Blue Staff, Blue Glow - Beta
Monster - Staff, Jeweled Blue Staff, Blue Glow - Burning Crusade
Monster - Staff, Jeweled Blue Staff, Blue Glow - Wrath of the Lich King
Monster - Staff, Jeweled Blue Staff, Blue Glow - Cataclysm