Amoonguss @ Sitrus Berry  
Ability: Regenerator  
Tera Type: Grass  
EVs: 252 HP / 80 Def / 176 SpD  
Calm Nature  
IVs: 0 Atk  
- Spore  
- Sludge Bomb  
- Rage Powder  
- Protect  

Landorus-Therian (M) @ Choice Scarf  
Ability: Intimidate  
Tera Type: Ground  
EVs: 88 HP / 252 Atk / 168 Spe  
Adamant Nature  
- Earthquake  
- Stone Edge  
- Rock Slide  
- U-turn  

Thundurus (M) @ Sitrus Berry  
Ability: Prankster  
Tera Type: Electric  
EVs: 252 HP / 204 SpD / 52 Spe  
Calm Nature  
IVs: 2 Atk / 30 Def  
- Volt Switch  
- Hidden Power [Ice]  
- Thunder Wave  
- Taunt  

Tyranitar @ Choice Band  
Ability: Sand Stream  
Tera Type: Rock  
EVs: 180 HP / 252 Atk / 76 Spe  
Adamant Nature  
- Rock Slide  
- Crunch  
- Pursuit  
- Low Kick  

Heatran @ Leftovers  
Ability: Flash Fire  
Tera Type: Fire  
EVs: 4 HP / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Heat Wave  
- Earth Power  
- Substitute  
- Protect  

Latios (M) @ Dragon Gem  
Ability: Levitate  
Tera Type: Dragon  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Psychic  
- Tailwind  
- Protect