Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
IVs: 0 Atk  
- Body Press  
- Iron Defense  
- Leech Seed  
- Spikes  

Necrozma-Dusk-Mane @ Heavy-Duty Boots  
Ability: Prism Armor  
EVs: 252 HP / 144 Def / 112 Spe  
Impish Nature  
- Dragon Dance  
- Photon Geyser  
- Earthquake  
- Morning Sun  

Mandibuzz (F) @ Heavy-Duty Boots  
Ability: Overcoat  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Foul Play  
- Whirlwind  
- Roost  
- Brave Bird  

Zekrom @ Shuca Berry  
Ability: Teravolt  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Bolt Strike  
- Roost  
- Dragon Claw  

Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 252 HP / 4 Atk / 252 Def  
Relaxed Nature  
IVs: 0 Spe  
- Transform  

Blissey (F) @ Shed Shell  
Ability: Natural Cure  
EVs: 4 HP / 252 Def / 252 SpD  
Bold Nature  
IVs: 0 Atk  
- Stealth Rock  
- Soft-Boiled  
- Toxic  
- Confide