Aegislash @ Leftovers  
Ability: Magic Bounce  
EVs: 248 HP / 80 SpD / 180 Spe  
Calm Nature  
IVs: 0 Atk  
- Milk Drink  
- Substitute  
- Baton Pass  
- Curse  

Rayquaza-Mega @ Sky Plate  
Ability: Gale Wings  
EVs: 248 HP / 8 Def / 252 SpA  
Modest Nature  
IVs: 0 Atk  
- Forest's Curse  
- Oblivion Wing  
- Chatter  
- Spikes  

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

Xerneas @ Pixie Plate  
Ability: Mold Breaker  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Shell Smash  
- Judgment  
- Surf  
- Spore  

Kyogre-Primal @ Choice Scarf  
Ability: Wonder Guard  
EVs: 252 Def / 252 SpA / 4 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Trick  
- Parting Shot  
- Roost  
- Scald  

Rayquaza-Mega @ Shed Shell  
Ability: Mold Breaker  
EVs: 208 HP / 252 Atk / 48 Spe  
Lonely Nature  
- King's Shield  
- Dragon Ascent  
- Earthquake  
- Shell Smash