Mamoswine @ Focus Sash  
Ability: Oblivious  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Icicle Crash  
- Ice Shard  
- Earthquake  
- Endeavor  

Ferrothorn @ Occa Berry  
Ability: Iron Barbs  
EVs: 200 HP / 128 Atk / 180 Def  
Adamant Nature  
- Stealth Rock  
- Knock Off  
- Power Whip  
- Bulldoze  

Blastoise-Mega @ Blastoisinite  
Ability: Torrent  
EVs: 252 HP / 252 SpA / 4 SpD  
Modest Nature  
IVs: 0 Atk  
- Rapid Spin  
- Scald  
- Aura Sphere  
- Hidden Power [Grass]  

Tapu Koko @ Electrium Z  
Ability: Electric Surge  
EVs: 4 HP / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Volt Switch  
- Hidden Power [Ice]  
- Dazzling Gleam  
- Grass Knot  

Heatran @ Air Balloon  
Ability: Flash Fire  
EVs: 252 HP / 4 Def / 252 SpA  
Quiet Nature  
IVs: 0 Atk  
- Eruption  
- Earth Power  
- Lava Plume  
- Taunt  

Tsareena @ Assault Vest  
Ability: Queenly Majesty  
EVs: 156 HP / 100 Atk / 252 SpD  
Careful Nature  
- Rapid Spin  
- Knock Off  
- High Jump Kick  
- Trop Kick