Gardevoir (F) @ Assault Vest  
Ability: Trace  
Tera Type: Psychic  
EVs: 112 HP / 252 SpA / 144 Spe  
Modest Nature  
IVs: 0 Atk  
- Future Sight  
- Moonblast  
- Psyshock  
- Vacuum Wave  

Heracross-Mega (M) @ Heracronite  
Ability: Moxie  
Tera Type: Bug  
EVs: 24 HP / 252 Atk / 232 Spe  
Adamant Nature  
- Close Combat  
- Pin Missile  
- Bullet Seed  
- Rock Blast  

Dragonite (M) @ Dragonium Z  
Ability: Multiscale  
Tera Type: Dragon  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Outrage  
- Earthquake  
- Roost  

Landorus-Therian (M) @ Rocky Helmet  
Ability: Intimidate  
EVs: 248 HP / 216 Def / 24 SpD / 20 Spe  
Relaxed Nature  
- Earthquake  
- Hidden Power [Ice]  
- U-turn  
- Defog  

Heatran (M) @ Leftovers  
Ability: Flame Body  
Tera Type: Fire  
EVs: 248 HP / 128 SpD / 132 Spe  
Calm Nature  
IVs: 0 Atk  
- Stealth Rock  
- Magma Storm  
- Earth Power  
- Toxic  

Zamazenta @ Heavy-Duty Boots  
Ability: Dauntless Shield  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- Stone Edge  
- Crunch  
- Heavy Slam