Sableye-Mega @ Flame Orb  
Ability: Wonder Guard  
Level: 2  
EVs: 76 HP / 156 SpD / 116 Spe  
Bold Nature  
IVs: 0 Atk  
- Psycho Shift  
- Curse  
- Pain Split  
- Magic Coat  

Mewtwo-Mega-X @ Choice Scarf  
Ability: Shadow Tag  
EVs: 252 Atk / 236 Def / 20 Spe  
Naughty Nature  
- Knock Off  
- Ice Punch  
- Surf  
- Dragon Ascent  

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

Rayquaza-Mega @ Sky Plate  
Ability: Gale Wings  
EVs: 248 HP / 252 SpA  
Modest Nature  
IVs: 0 Atk  
- Chatter  
- Oblivion Wing  
- Spikes  
- Taunt  

Deoxys-Attack @ Leftovers  
Ability: Wonder Guard  
EVs: 252 SpA / 252 Spe  
Hasty Nature  
IVs: 0 Atk / 0 Def  
- Substitute  
- Baton Pass  
- Gastro Acid  
- Psystrike  

Audino-Mega @ Shed Shell  
Ability: Wonder Guard  
EVs: 252 HP / 4 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Baton Pass  
- Toxic  
- Roost  
- Defog