Okay, so far my team is this:

Froslass
Timid with Focus Sash
252 Sp. Att 252 Spe and 4 HP
Ice Beam
Taunt
Spikes
Destiny Bond

Chandelure
Modest with Life Orb
68 HP 252 Sp. Att 4 Sp Def. 184 Spe
Substitute
Fire Blast
Shadow Ball
Pain Split

Starmie
Timid with Life Orb
252 Sp. Att 252 Spe 4 Sp. Def.
Surf
Psyshock
Ice Beam
Rapid Spin

Conkeldurr
Adamant with Leftovers
252 Att 252 Sp. Def. 4 HP
Bulk Up
Drain Punch
Mach Punch
Ice Punch

I'm looking for two more members. Anybody have any suggestions? I'd love to use a Mega, I just don't know which. Also any critique on my team so far? And team rating general, since I don't see one active at the moment. Thanks for any help!