Blastoise-Mega @ Blastoisinite  
Ability: Mega Launcher  
Tera Type: Water  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Water Pulse  
- Dark Pulse  
- Ice Beam  
- Shell Smash  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Shiny: Yes  
Tera Type: Ground  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Precipice Blades  
- Heat Crash  
- Swords Dance  
- Rock Polish  

Urshifu-Gmax @ Choice Scarf  
Ability: Unseen Fist  
Tera Type: Fighting  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- Wicked Blow  
- U-turn  
- Iron Head  

Slowking @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Water  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Chilly Reception  
- Scald  
- Future Sight  
- Slack Off  

Zapdos @ Heavy-Duty Boots  
Ability: Pressure  
Tera Type: Electric  
EVs: 252 HP / 252 Def / 4 Spe  
Bold Nature  
IVs: 0 Atk  
- Volt Switch  
- Defog  
- Roost  
- Hurricane