Mamoswine @ Metronome  
Ability: Thick Fat  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Earthquake  
- Icicle Crash  
- Ice Shard  

Kartana @ Choice Scarf  
Ability: Beast Boost  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Leaf Blade  
- Smart Strike  
- Sacred Sword  
- Defog  

Tapu Koko @ Choice Specs  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 30 Atk  
- Thunderbolt  
- Hidden Power [Ice]  
- U-turn  
- Volt Switch  

Magearna @ Assault Vest  
Ability: Soul-Heart  
EVs: 248 HP / 8 SpA / 252 SpD  
Sassy Nature  
- Fleur Cannon  
- Iron Head  
- Hidden Power [Fire]  
- Volt Switch  

Hawlucha @ Electric Seed  
Ability: Unburden  
EVs: 152 HP / 252 Atk / 8 SpD / 96 Spe  
Adamant Nature  
- Acrobatics  
- Swords Dance  
- High Jump Kick  
- Roost  

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