Jirachi @ Ring Target  
Ability: Serene Grace  
EVs: 252 HP / 40 Def / 144 SpD / 72 Spe  
Careful Nature  
- Iron Head  
- Stealth Rock  
- Trick  
- Healing Wish  

Regieleki @ Choice Specs  
Ability: Transistor  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Thunderbolt  
- Volt Switch  
- Thunder Cage  
- Rising Voltage  

Tapu Koko @ Terrain Extender  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Thunderbolt  
- Dazzling Gleam  
- U-turn  
- Roost  

Mandibuzz (F) @ Heavy-Duty Boots  
Ability: Overcoat  
EVs: 248 HP / 172 Def / 72 SpD / 16 Spe  
Impish Nature  
- Foul Play  
- Roost  
- Defog  
- U-turn  

Zygarde @ Leftovers  
Ability: Aura Break  
EVs: 188 HP / 208 SpD / 112 Spe  
Careful Nature  
- Thousand Arrows  
- Glare  
- Substitute  
- Coil  

Genesect @ Choice Scarf  
Ability: Download  
Shiny: Yes  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- Iron Head  
- Flamethrower  
- Ice Beam  
- U-turn