Bewear @ Choice Band  
Ability: Fluffy  
EVs: 4 HP / 252 Atk / 252 Spe  
Adamant Nature  
- Return  
- Superpower  
- Ice Punch  
- Shadow Claw  

Registeel @ Leftovers  
Ability: Clear Body  
EVs: 252 HP / 132 Def / 124 SpD  
Calm Nature  
- Seismic Toss  
- Toxic  
- Stealth Rock  
- Protect  

Golbat @ Eviolite  
Ability: Infiltrator  
EVs: 252 HP / 80 SpD / 176 Spe  
Jolly Nature  
- Brave Bird  
- Toxic  
- Defog  
- Roost  

Ampharos-Mega @ Ampharosite  
Ability: Static  
EVs: 92 HP / 252 SpA / 164 Spe  
Modest Nature  
IVs: 0 Atk  
- Volt Switch  
- Dragon Pulse  
- Focus Blast  
- Thunderbolt  

Slowbro @ Colbur Berry  
Ability: Regenerator  
EVs: 236 HP / 252 Def / 20 SpA  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Psychic  
- Slack Off  
- Trick Room  

Shaymin @ Choice Scarf  
Ability: Natural Cure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Seed Flare  
- Healing Wish  
- Hidden Power [Ice]  
- Psychic