Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Fire Punch  
- Stealth Rock  
- Precipice Blades  

Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 252 HP / 88 Def / 168 Spe  
Bold Nature  
IVs: 0 Atk  
- Ice Beam  
- Recover  
- Defog  
- Toxic  

Ho-Oh @ Leftovers  
Ability: Regenerator  
EVs: 232 HP / 204 Def / 56 SpD / 16 Spe  
Impish Nature  
- Toxic  
- Sacred Fire  
- Brave Bird  
- Recover  

Stakataka @ Groundium Z  
Ability: Beast Boost  
EVs: 252 HP / 252 Atk / 4 SpD  
Lonely Nature  
IVs: 15 Def / 0 Spe  
- Stone Edge  
- Gyro Ball  
- Trick Room  
- Earthquake  

Yveltal @ Charti Berry  
Ability: Dark Aura  
EVs: 248 HP / 244 Def / 16 Spe  
Impish Nature  
- Sucker Punch  
- Roost  
- Foul Play  
- U-turn  

Magearna @ Leftovers  
Ability: Soul-Heart  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Heal Bell  
- Heart Swap  
- Fleur Cannon  
- Pain Split