Chansey (M) @ Eviolite  
Ability: Imposter  
EVs: 248 HP / 164 Def / 96 SpD  
Sassy Nature  
IVs: 0 Atk / 30 SpA / 0 Spe  
- Whirlwind  
- Sleep Talk  
- Chatter  
- Wish  

Sableye-Mega @ Leftovers  
Ability: Wonder Guard  
Level: 2  
EVs: 101 HP / 69 Def / 69 SpA / 69 SpD / 200 Spe  
Timid Nature  
IVs: 0 Atk / 6 Def / 9 SpA / 6 SpD / 9 Spe  
- Substitute  
- Curse  
- Pain Split  
- Gastro Acid  

Rayquaza-Mega @ Safety Goggles  
Ability: Mold Breaker  
EVs: 248 HP / 252 SpA / 8 Spe  
Modest Nature  
IVs: 0 Atk  
- Chatter  
- Oblivion Wing  
- Spore  
- Spikes  

Ferrothorn @ Shed Shell  
Ability: Wonder Guard  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Parting Shot  
- Aromatherapy  
- Defog  
- Recover  

Groudon-Primal @ Choice Scarf  
Ability: Shadow Tag  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Thousand Arrows  
- V-create  
- Ice Shard  
- Trick  

Regigigas @ Choice Band  
Ability: Huge Power  
EVs: 232 HP / 252 Atk / 4 SpD / 20 Spe  
Adamant Nature  
- Extreme Speed  
- Water Shuriken  
- Pursuit  
- Trick