Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Tera Type: Ground  
EVs: 112 HP / 88 Atk / 56 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Spikes  
- Precipice Blades  
- Stone Edge  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
Tera Type: Water  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Stealth Rock  
- Sunsteel Strike  
- Psychic Fangs  
- Morning Sun  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Ground  
EVs: 204 HP / 16 Atk / 252 SpD / 16 Spe  
Adamant Nature  
- Brave Bird  
- Sacred Fire  
- Defog  
- Roost  

Kyogre @ Choice Scarf  
Ability: Drizzle  
Tera Type: Water  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Water Spout  
- Origin Pulse  
- Ice Beam  
- Thunder  

Xerneas @ Power Herb  
Ability: Fairy Aura  
Tera Type: Steel  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Thunderbolt  
- Grass Knot  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
Tera Type: Steel  
EVs: 4 HP / 252 SpD / 252 Spe  
Jolly Nature  
- Knock Off  
- U-turn  
- Taunt  
- Roost