I'll use:
Spiritomb-
Dark Pulse- good STAB.
Will-o-wisp- burn, yay!
Protect- I gain from leftovers, they lose from burn!
Calm Mind- good stat boost.
Item- leftovers.
Salamence-
Flamethrower- covers weakness.
Dragon claw- STAB
dont know what else.
What third pokemon would help this team alot?