Chesnaught @ Eject Button  
Ability: Bulletproof  
EVs: 252 HP / 200 Def / 56 Spe  
Impish Nature  
- Spikes  
- Synthesis  
- Drain Punch  
- Toxic  

Magneton @ Choice Specs  
Ability: Magnet Pull  
EVs: 32 HP / 252 SpA / 224 Spe  
Modest Nature  
IVs: 0 Atk  
- Thunderbolt  
- Flash Cannon  
- Hidden Power [Fire]  
- Volt Switch  

Reuniclus @ Buginium Z  
Ability: Magic Guard  
EVs: 252 HP / 232 Def / 24 Spe  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Psyshock  
- Signal Beam  
- Recover  

Nidoqueen @ Black Sludge  
Ability: Sheer Force  
EVs: 252 HP / 88 Def / 168 Spe  
Impish Nature  
IVs: 0 Atk  
- Toxic Spikes  
- Ice Beam  
- Earth Power  
- Roar  

Aerodactyl-Mega @ Aerodactylite  
Ability: Tough Claws  
EVs: 200 Atk / 108 Def / 200 Spe  
Jolly Nature  
- Stone Edge  
- Aqua Tail  
- Pursuit  
- Roost  

Blissey @ Leftovers  
Ability: Natural Cure  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Stealth Rock  
- Seismic Toss  
- Toxic  
- Soft-Boiled