Rayquaza-Mega @ Life Orb  
Ability: Delta Stream  
Tera Type: Dragon  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Ascent  
- V-create  
- Dragon Dance  
- Extreme Speed  

Calyrex-Shadow @ Choice Specs  
Ability: As One (Spectrier)  
Tera Type: Ghost  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Trick  
- Astral Barrage  
- Grass Knot  
- Psyshock  

Kyogre @ Blue Orb  
Ability: Drizzle  
Tera Type: Water  
EVs: 248 HP / 236 Def / 24 SpD  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Rest  
- Sleep Talk  
- Toxic  

Groudon @ Red Orb  
Ability: Drought  
Tera Type: Ground  
EVs: 252 HP / 56 Def / 200 SpD  
Relaxed Nature  
- Stealth Rock  
- Precipice Blades  
- Overheat  
- Toxic  

Lugia @ Heavy-Duty Boots  
Ability: Multiscale  
Tera Type: Psychic  
EVs: 252 HP / 160 Def / 96 Spe  
Bold Nature  
IVs: 0 Atk  
- Roost  
- Ice Beam  
- Whirlwind  
- Toxic  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
Tera Type: Ghost  
EVs: 248 HP / 76 Def / 184 Spe  
Timid Nature  
- Foul Play  
- Toxic  
- Taunt  
- Roost