Heracross-Mega @ Heracronite  
Ability: Guts  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Pin Missile  
- Rock Blast  
- Bullet Seed  
- Close Combat  

Tapu Koko @ Choice Specs  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Hidden Power [Ice]  
- Dazzling Gleam  
- Thunderbolt  

Heatran @ Leftovers  
Ability: Flash Fire  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Magma Storm  
- Nature Power  
- Flash Cannon  
- Stealth Rock  

Slowking @ Psychium Z  
Ability: Regenerator  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Future Sight  
- Scald  
- Slack Off  
- Teleport  

Gliscor @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 56 Def / 200 SpD  
Careful Nature  
- Earthquake  
- U-turn  
- Roost  
- Defog  

Meganium @ Leftovers  
Ability: Overgrow  
EVs: 252 HP / 148 Def / 108 SpD  
Relaxed Nature  
- Synthesis  
- Dragon Tail  
- Giga Drain  
- Aromatherapy