Giratina @ Griseous Orb  
Ability: Prankster  
EVs: 248 HP / 252 Def / 4 SpD / 4 Spe  
Bold Nature  
IVs: 0 Atk  
- Destiny Bond  
- Encore  
- Roost  
- Curse  

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

Rayquaza-Mega @ Sky Plate  
Ability: Mold Breaker  
EVs: 200 HP / 252 SpA / 56 Spe  
Modest Nature  
IVs: 0 Atk  
- Substitute  
- Quiver Dance  
- Oblivion Wing  
- Taunt  

Audino-Mega @ Shed Shell  
Ability: Wonder Guard  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Parting Shot  
- Stealth Rock  
- Roost  
- Defog  

Metagross-Mega @ Leftovers  
Ability: No Guard  
EVs: 248 HP / 8 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Dark Void  
- Sheer Cold  
- Baton Pass  

Ferrothorn @ Leftovers  
Ability: Wonder Guard  
EVs: 248 HP / 168 Def / 92 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Baton Pass  
- Spore  
- Roost  
- Aromatherapy