Eternatus @ Power Herb  
Ability: Pressure  
Tera Type: Fairy  
EVs: 232 HP / 60 SpD / 216 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Recover  
- Meteor Beam  
- Flamethrower  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
Tera Type: Ghost  
EVs: 248 HP / 72 Def / 188 Spe  
Jolly Nature  
- U-turn  
- Foul Play  
- Roost  
- Toxic  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
Tera Type: Grass  
EVs: 248 HP / 72 Def / 76 SpD / 112 Spe  
Impish Nature  
- Sunsteel Strike  
- Photon Geyser  
- Morning Sun  
- Dragon Dance  

Xerneas @ Choice Scarf  
Ability: Fairy Aura  
Tera Type: Fairy  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Defog  
- Moonblast  
- Thunder Wave  
- Aromatherapy  

Groudon @ Red Orb  
Ability: Drought  
Tera Type: Flying  
EVs: 248 HP / 56 Def / 176 SpD / 28 Spe  
Impish Nature  
- Stealth Rock  
- Dragon Tail  
- Earthquake  
- Rock Tomb  

Arceus-Water @ Splash Plate  
Ability: Multitype  
Tera Type: Grass  
EVs: 248 HP / 128 Def / 132 Spe  
Bold Nature  
IVs: 0 Atk  
- Refresh  
- Toxic  
- Recover  
- Judgment