Drifblim
The idea: Get in there and pass some support to a needy teammate.
Nature: Jolly, Timid, Bold, Calm
Item: (Depends on your Baton recipient) Salac Berry, Leichi Berry, Petaya Berry
Ability: Unburden
EVs: 12 HP (440), 252 Def, 240 SpD (Or Speed if you're not comfortable)
Moveset...