1. Swampert
Ability: Torrent
Max EV: Attack and HP
Item: Leftovers
Attacks:
Earthquake
Hammer Arm
Hydro Cannon
Rock Slide

2. Gardevoir
Ability: Synchronize
Max EV: Sp. Atk and Sp. Def
Item: Gardevoirite
Attacks:
Draining kiss
Thunderbolt
Psychic
Energy ball

3. Arcanine
Ability: Flash Fire
Max EV: Attack and Speed
Item: Lum Berry
Attacks:
Flare Blitz
Wild Charge
Outrage
Crunch