Chessnaught. Slow, bulky, can heal itself, attack and defend. Aegislash also fits.
>>24753108Knight - Aegislash
Ninja - Greninja
Machinist - Klefki
Geomancer - Cresselia
Thief - Knock Off Gliscor
Red Mage - Rotom-W
Time Mage - Baton Pass Speed Boost Ninjask/Scolipede
Dark Knight - Talonflame
Monk - Mega Medicham
Alchemist - Don't know
White Mage - Celebi, Blissey/Chansey, Clefable, Miltank
Bard - Anything with Tailwind. Alternatively, Smeargle.
Sage - Calm Mind Reuniclus
Freelancer - Lucario because of that movepool
Blue Mage - Smeargle, Ditto
Samurai - Talonflame again