Tapu Koko @ Terrain Extender  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- U-turn  
- Thunderbolt  
- Hidden Power [Ice]  
- Roost  

Regieleki @ Heavy-Duty Boots  
Ability: Transistor  
Tera Type: Ice  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Rising Voltage  
- Tera Blast  
- Volt Switch  
- Rapid Spin  

Hawlucha @ Electric Seed  
Ability: Unburden  
EVs: 28 HP / 252 Atk / 228 Spe  
Adamant Nature  
- Swords Dance  
- Close Combat  
- Acrobatics  
- Taunt  

Gastrodon @ Leftovers  
Ability: Storm Drain  
EVs: 252 HP / 4 Atk / 252 SpD  
Sassy Nature  
- Earthquake  
- Scald  
- Clear Smog  
- Recover  

Greninja @ Waterium Z  
Ability: Protean  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Hidden Power [Grass]  
- Hydro Pump  
- Spikes  
- Gunk Shot  

Heatran @ Leftovers  
Ability: Flash Fire  
Tera Type: Grass  
EVs: 252 HP / 136 SpD / 120 Spe  
Calm Nature  
IVs: 0 Atk  
- Magma Storm  
- Earth Power  
- Stealth Rock  
- Taunt