Mewtwo-Mega-X @ Focus Sash  
Ability: Huge Power  
EVs: 252 HP / 252 Atk / 252 Def / 69 SpA / 252 SpD / 252 Spe  
Adamant Nature  
- Mach Punch  
- Shadow Sneak  
- Sunsteel Strike  
- Searing Shot  

Deoxys-Speed @ Focus Sash  
Ability: No Guard  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Sheer Cold  
- Stealth Rock  
- Entrainment  
- Sing  

Groudon-Primal @ Ground Memory  
Ability: Wonder Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Bolt Strike  
- Multi-Attack  
- Sunsteel Strike  
- Shell Smash  

Kyurem-White @ Focus Sash  
Ability: Magic Bounce  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Mild Nature  
- Sunsteel Strike  
- Moongeist Beam  
- Freeze-Dry  
- Shell Smash  

Ho-Oh @ Toxic Orb  
Ability: Magic Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Careful Nature  
- Spectral Thief  
- Recover  
- Defog  
- Pursuit  

Blissey (F) @ Grassium Z  
Ability: Innards Out  
EVs: 252 HP / 252 SpD  
Gentle Nature  
IVs: 0 Atk / 0 Def  
- Spiky Shield  
- Baton Pass  
- Soft-Boiled  
- Aromatherapy