Ho-Oh @ Choice Band  
Ability: Regenerator  
EVs: 248 HP / 244 Atk / 16 SpD  
Adamant Nature  
- Brave Bird  
- Sacred Fire  
- Earthquake  
- Sleep Talk  

Scizor @ Scizorite  
Ability: Light Metal  
EVs: 248 HP / 252 Atk / 8 SpD  
Adamant Nature  
- Bullet Punch  
- Roost  
- Defog  
- U-turn  

Palkia @ Lustrous Orb  
Ability: Pressure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Spacial Rend  
- Hydro Pump  
- Fire Blast  
- Thunder Wave  

Groudon @ Leftovers  
Ability: Drought  
EVs: 248 HP / 140 Atk / 120 SpD  
Adamant Nature  
- Stealth Rock  
- Precipice Blades  
- Stone Edge  
- Thunder Wave  

Yveltal @ Choice Scarf  
Ability: Dark Aura  
EVs: 32 HP / 4 Def / 248 SpA / 224 Spe  
Modest Nature  
- Dark Pulse  
- Oblivion Wing  
- Foul Play  
- U-turn  

Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 252 HP / 60 Def / 196 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Recover  
- Calm Mind  
- Will-O-Wisp