Regieleki @ Choice Specs  
Ability: Transistor  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Thunderbolt  
- Volt Switch  
- Swift  
- Rapid Spin  

Klefki @ Eject Button  
Ability: Prankster  
EVs: 252 HP / 200 Def / 56 Spe  
Impish Nature  
IVs: 0 Atk  
- Switcheroo  
- Spikes  
- Foul Play  
- Fairy Lock  

Mamoswine @ Choice Band  
Ability: Thick Fat  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Icicle Crash  
- Earthquake  
- Superpower  
- Ice Shard  

Hydreigon @ Leftovers  
Ability: Levitate  
EVs: 248 HP / 36 SpA / 224 SpD  
Calm Nature  
IVs: 0 Atk  
- Defog  
- Roost  
- Dark Pulse  
- Earth Power  

Buzzwole @ Rocky Helmet  
Ability: Beast Boost  
EVs: 252 HP / 144 Def / 112 Spe  
Impish Nature  
- Roost  
- Toxic  
- Drain Punch  
- Ice Punch  

Crobat @ Heavy-Duty Boots  
Ability: Infiltrator  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Roost  
- Cross Poison  
- Brave Bird  
- U-turn