Beedrill-Mega @ Beedrillite  
Ability: Sniper  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- U-turn  
- Poison Jab  
- Drill Run  
- Knock Off  

Rillaboom @ Choice Scarf  
Ability: Grassy Surge  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- U-turn  
- Grassy Glide  
- Wood Hammer  
- Superpower  

Magnezone @ Choice Specs  
Ability: Magnet Pull  
EVs: 252 SpA / 120 SpD / 136 Spe  
Modest Nature  
IVs: 0 Atk  
- Volt Switch  
- Thunderbolt  
- Flash Cannon  
- Hidden Power [Fire]  

Magearna @ Leftovers  
Ability: Soul-Heart  
EVs: 252 HP / 252 SpA / 4 SpD  
Modest Nature  
IVs: 0 Atk  
- Calm Mind  
- Iron Defense  
- Stored Power  
- Draining Kiss  

Slowbro @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpA  
Bold Nature  
IVs: 0 Atk  
- Teleport  
- Scald  
- Slack Off  
- Future Sight  

Tapu Fini @ Leftovers  
Ability: Misty Surge  
EVs: 252 HP / 136 Def / 120 SpD  
Calm Nature  
IVs: 0 Atk  
- Defog  
- Scald  
- Taunt  
- Nature's Madness