Tapu Koko @ Terrain Extender  
Ability: Electric Surge  
Tera Type: Electric  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nature's Madness  
- Dazzling Gleam  
- Volt Switch  
- Thunderbolt  

Rotom-Wash @ Rocky Helmet  
Ability: Levitate  
Tera Type: Water  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Pain Split  
- Light Screen  
- Hydro Pump  

Thundurus-Therian @ Choice Specs  
Ability: Volt Absorb  
Tera Type: Flying  
EVs: 4 Def / 252 SpA / 252 Spe  
Hasty Nature  
- Volt Switch
- Knock Off  
- Thunderbolt  
- Grass Knot  

Ampharos @ Ampharosite  
Ability: Static  
Tera Type: Dragon  
EVs: 252 Def / 252 SpA / 4 SpD  
Modest Nature  
IVs: 0 Atk  
- Cotton Guard  
- Agility  
- Dragon Pulse  
- Thunderbolt  

Zekrom @ Electrium Z  
Ability: Teravolt  
Tera Type: Dragon  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Bolt Strike  
- Dragon Dance  
- Shadow Claw  
- Steel Wing  

Xurkitree @ Air Balloon  
Ability: Beast Boost  
Tera Type: Grass  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Tail Glow  
- Thunderbolt  
- Hidden Power [Ice]  
- Energy Ball