Heatran @ Shed Shell  
Ability: Magic Bounce  
Shiny: Yes  
EVs: 248 HP / 8 Def / 252 SpD  
Modest Nature  
IVs: 0 Atk  
- Doom Desire  
- Roost  
- Spikes  
- Taunt  

Gyarados-Mega @ Lum Berry  
Ability: Huge Power  
EVs: 248 HP / 252 Atk / 8 Spe  
Adamant Nature  
- Beat Up  
- Ice Shard  
- Pursuit  
- Water Shuriken  

Rayquaza-Mega @ Life Orb  
Ability: Mold Breaker  
EVs: 64 HP / 252 SpA / 192 Spe  
Modest Nature  
IVs: 0 Atk  
- Shell Smash  
- King's Shield  
- Oblivion Wing  
- Dark Void  

Audino-Mega @ Shed Shell  
Ability: Wonder Guard  
EVs: 248 HP / 252 Def  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Parting Shot  
- Defog  
- Aromatherapy  
- Roost  

Chansey (F) @ Eviolite  
Ability: Imposter  
EVs: 248 HP / 8 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Perish Song  
- Chatter  
- Roost  
- Magic Coat  

Slaking @ Life Orb  
Ability: Shadow Tag  
EVs: 252 Atk / 252 Def / 4 SpD  
Adamant Nature  
- Fake Out  
- Extreme Speed  
- Low Kick  
- Encore