Necrozma-Dusk-Mane @ Weakness Policy  
Ability: Prism Armor  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Sunsteel Strike  
- Earthquake  
- Rock Blast  

Mewtwo @ Life Orb  
Ability: Pressure  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Psystrike  
- Fire Blast  
- Hurricane  

Shedinja @ Heavy-Duty Boots  
Ability: Wonder Guard  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Baton Pass  
- X-Scissor  
- Will-O-Wisp  
- Toxic  

Chansey (F) @ Eviolite  
Ability: Natural Cure  
EVs: 4 HP / 252 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Confide  
- Soft-Boiled  
- Heal Bell  
- Toxic  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 248 HP / 200 Def / 60 SpD  
Impish Nature  
- Defog  
- Toxic  
- Whirlwind  
- Sacred Fire  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
EVs: 252 HP / 244 Def / 12 Spe  
Bold Nature  
- Judgment  
- Ice Beam  
- Recover  
- Stone Edge