Metagross-Mega @ Leftovers  
Ability: Prankster  
EVs: 248 HP / 8 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Substitute  
- Baton Pass  
- Quiver Dance  
- Dark Void  

Latios-Mega (M) @ Soul Dew  
Ability: Wonder Guard  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Freeze-Dry  
- Sludge Wave  
- Flamethrower  
- Night Daze  

Rayquaza-Mega @ Sky Plate  
Ability: Mold Breaker  
EVs: 208 HP / 252 SpA / 48 Spe  
Modest Nature  
IVs: 0 Atk  
- Oblivion Wing  
- Earth Power  
- Quiver Dance  
- Dark Void  

Slaking @ Silk Scarf  
Ability: Shadow Tag  
EVs: 252 Atk / 252 Def / 4 SpD  
Adamant Nature  
- Fake Out  
- Extreme Speed  
- Low Kick  
- Stealth Rock  

Manectric-Mega @ Shed Shell  
Ability: Wonder Guard  
EVs: 248 HP / 8 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Taunt  
- Roost  
- Defog  

Ferrothorn @ Shed Shell  
Ability: Wonder Guard  
EVs: 248 HP / 168 Def / 92 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Recover  
- Chatter  
- Whirlwind  
- Baton Pass