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

Klefki @ Leftovers  
Ability: Prankster  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Toxic  
- Spikes  
- Play Rough  
- Thunder Wave  

Palkia @ Assault Vest  
Ability: Pressure  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Fire Blast  
- Spacial Rend  
- Hydro Pump  
- Thunder  

Groudon @ Earth Plate  
Ability: Drought  
EVs: 248 HP / 88 Atk / 172 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  
IVs: 0 Atk  
- Dark Pulse  
- Oblivion Wing  
- Foul Play  
- Focus Blast  

Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 252 HP / 160 Def / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Defog  
- Recover  
- Will-O-Wisp  
- Judgment