Diancie-Mega @ Shed Shell  
Ability: Mold Breaker  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Shell Smash  
- Moonblast  
- Steam Eruption  
- Spore  

Talonflame @ Leftovers  
Ability: Wonder Guard  
EVs: 248 HP / 8 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Chatter  
- Taunt  
- Baton Pass  

Ferrothorn @ Shed Shell  
Ability: Wonder Guard  
EVs: 248 HP / 8 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Roost  
- Defog  
- Iron Head  
- Baton Pass  

Gyarados-Mega @ Lum Berry  
Ability: Huge Power  
EVs: 240 HP / 252 Atk / 16 Spe  
Adamant Nature  
- Water Shuriken  
- Pursuit  
- Sucker Punch  
- Stealth Rock  

Giratina @ Leftovers  
Ability: Prankster  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Milk Drink  
- Curse  
- Encore  
- Destiny Bond  

Chansey (F) @ Eviolite  
Ability: Imposter  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Wish  
- Whirlwind  
- Aromatherapy  
- Parting Shot