Rayquaza @ Lum Berry  
Ability: Air Lock  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Ascent  
- V-create  
- Extreme Speed  
- Dragon Dance  

Ho-Oh @ Life Orb  
Ability: Regenerator  
Shiny: Yes  
EVs: 248 HP / 188 Atk / 52 SpD / 20 Spe  
Adamant Nature  
- Sacred Fire  
- Brave Bird  
- Thunder Wave  
- Recover  

Skarmory @ Rocky Helmet  
Ability: Sturdy  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
IVs: 30 Spe  
- Stealth Rock
- Toxic  
- Roost  
- Whirlwind  

Groudon @ Red Orb  
Ability: Drought  
EVs: 248 HP / 240 SpD / 20 Spe  
Careful Nature  
- Precipice Blades  
- Rock Slide  
- Thunder Wave  
- Roar  

Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 248 HP / 236 Def / 24 Spe  
Bold Nature  
IVs: 0 Atk  
- Ice Beam  
- Toxic
- Defog  
- Recover  

Xerneas @ Choice Scarf  
Ability: Fairy Aura  
EVs: 248 HP / 172 Def / 88 Spe  
Bold Nature  
IVs: 0 Atk  
- Moonblast  
- Sleep Talk