Right now Im using:
Gourgeist-Small @ Flame Orb
Ability: Frisk
EVs: 252 HP, 204 SDef, 50 Speed
Careful Nature
Trick
Shadow Sneak
Confuse Ray
Leech Seed
I'm debating using Leftovers and WoW, but I like the idea of denying opposing pokemon their own item and also burning it.
Works very good...