Serperior @ Leftovers  
Ability: Contrary  
EVs: 56 HP / 200 SpA / 252 Spe  
Timid Nature  
- Leaf Storm  
- Hidden Power [Fire]  
- Substitute  
- Glare  

Kyurem-Black @ Electrium Z  
Ability: Teravolt  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- Earth Power  
- Fusion Bolt  
- Ice Beam  
- Substitute  

Tapu Koko @ Choice Scarf  
Ability: Electric Surge  
EVs: 252 Atk / 4 SpA / 252 Spe  
Hasty Nature  
- Wild Charge  
- Brave Bird  
- Hidden Power [Ice]  
- U-turn  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 24 Def / 232 SpD  
Sassy Nature  
- Spikes  
- Leech Seed  
- Thunder Wave  
- Power Whip  

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Stealth Rock  
- Moonblast  
- Protect  
- Earth Power  

Gliscor @ Toxic Orb  
Ability: Poison Heal  
EVs: 244 HP / 52 Def / 76 SpD / 136 Spe  
Jolly Nature  
- Earthquake  
- Defog  
- Roost  
- Knock Off