Pecharunt @ Terrain Extender  
Ability: Electric Surge  
Tera Type: Poison  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk / 0 Spe  
- Malignant Chain  
- Shadow Ball  
- Parting Shot  
- Recover  

Ogerpon-Wellspring (F) @ Wellspring Mask  
Ability: Surge Surfer  
Tera Type: Water  
EVs: 4 HP / 252 Atk / 252 Spe  
Adamant Nature  
- Ivy Cudgel  
- Horn Leech  
- Low Kick  
- Swords Dance  

Thundurus-Therian (M) @ Life Orb  
Ability: Sheer Force  
Tera Type: Electric  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Focus Blast  
- Dark Pulse  
- Nasty Plot  

Latios (M) @ Choice Scarf  
Ability: Hadron Engine  
Tera Type: Dragon  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Draco Meteor  
- Psyshock  
- Thunderbolt  
- Trick  

Iron Treads @ Leftovers  
Ability: Bulletproof  
Tera Type: Ground  
EVs: 248 HP / 32 Atk / 216 SpD / 12 Spe  
Jolly Nature  
- Earthquake  
- Rapid Spin  
- Volt Switch  
- Stealth Rock  

Manaphy @ Assault Vest  
Ability: Regenerator  
Tera Type: Water  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Scald  
- Knock Off  
- U-turn  
- Alluring Voice