Tapu Koko @ Choice Specs  
Ability: Electric Surge  
Tera Type: Electric  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Thunderbolt  
- Hidden Power [Ice]  
- Dazzling Gleam  

Iron Crown @ Assault Vest  
Ability: Quark Drive  
Tera Type: Water  
EVs: 248 HP / 8 Def / 24 SpA / 156 SpD / 72 Spe  
Modest Nature  
IVs: 20 Atk  
- Psychic Noise  
- Future Sight  
- Focus Blast  
- Volt Switch  

Ogerpon-Wellspring (F) @ Wellspring Mask  
Ability: Water Absorb  
Tera Type: Water  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Ivy Cudgel  
- Swords Dance  
- Horn Leech  
- Substitute  

Garchomp @ Dragonium Z  
Ability: Rough Skin  
Tera Type: Dragon  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Earthquake  
- Scale Shot  
- Swords Dance  

Landorus-Therian @ Choice Scarf  
Ability: Intimidate  
Tera Type: Water  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- U-turn  
- Earthquake  
- Defog  
- Explosion  

Mawile-Mega @ Mawilite  
Ability: Intimidate  
Tera Type: Steel  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Sucker Punch  
- Knock Off  
- Play Rough  
- Fire Fang