Latias (F) @ Choice Scarf  
Ability: Levitate  
Tera Type: Dragon  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psychic  
- Aura Sphere  
- Trick  
- Healing Wish  

Steelix-Mega @ Steelixite  
Ability: Sturdy  
Tera Type: Steel  
EVs: 252 HP / 200 Atk / 8 Def / 48 SpD  
Brave Nature  
IVs: 0 Spe  
- Stealth Rock  
- Gyro Ball  
- Earthquake  
- Curse  

Gastrodon-East @ Heavy-Duty Boots  
Ability: Storm Drain  
Tera Type: Water  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
- Spikes  
- Scald  
- Recover  
- Toxic  

Okidogi (M) @ Black Sludge  
Ability: Toxic Chain  
Tera Type: Poison  
EVs: 252 HP / 156 SpD / 100 Spe  
Careful Nature  
- Bulk Up  
- Drain Punch  
- Knock Off  
- Substitute  

Thundurus @ Fightinium Z  
Ability: Prankster  
Tera Type: Electric  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Nasty Plot  
- Thunderbolt  
- Focus Blast  
- Sludge Bomb  

Mandibuzz @ Heavy-Duty Boots  
Ability: Overcoat  
Tera Type: Dark  
EVs: 252 HP / 160 Def / 96 Spe  
- Foul Play  
- Roost  
- U-turn  
- Defog