Beedrill-Mega @ Beedrillite  
Ability: Adaptability  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- U-turn  
- Fell Stinger  
- Poison Jab  
- Drill Run  

Landorus-Therian (M) @ Flyinium Z  
Ability: Intimidate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Fly  
- Stealth Rock  
- Earthquake  
- U-turn  

Tapu Koko @ Electrium Z  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Thunderbolt  
- Dazzling Gleam  
- U-turn  
- Hidden Power [Ice]  

Dragapult @ Life Orb  
Ability: Clear Body  
EVs: 252 Atk / 44 SpA / 212 Spe  
Naive Nature  
- Dragon Dance  
- Dragon Darts  
- Phantom Force  
- Flamethrower  

Corviknight @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Brave Bird  
- Roost  
- Defog  
- U-turn  

Magnezone @ Choice Specs  
Ability: Magnet Pull  
EVs: 240 HP / 252 SpA / 16 Spe  
Modest Nature  
IVs: 0 Atk  
- Thunderbolt  
- Volt Switch  
- Hidden Power [Fire]  
- Flash Cannon