Deoxys-Speed @ Focus Sash  
Ability: No Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
IVs: 0 Atk  
- Sing  
- Baton Pass  
- Stealth Rock  
- Fissure  

Mewtwo-Mega-Y @ Focus Sash  
Ability: Dazzling  
EVs: 252 Def / 252 SpA / 252 Spe  
Naive Nature  
IVs: 0 HP / 0 SpD  
- Shell Smash  
- Moonblast  
- Moongeist Beam  
- Photon Geyser  

Kartana @ Focus Sash  
Ability: Huge Power  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Shell Smash  
- Spore  
- Sunsteel Strike  
- Searing Sunraze Smash  

Groudon-Primal @ Choice Band  
Ability: Illusion  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- V-create  
- Bonemerang  
- Sunsteel Strike  
- Let's Snuggle Forever  

Articuno @ Shed Shell  
Ability: Magic Bounce  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Heal Order  
- Defog  
- Aromatherapy  

Blissey (F) @ Safety Goggles  
Ability: Innards Out  
EVs: 252 HP / 252 SpD / 252 Spe  
Hasty Nature  
IVs: 0 Atk / 0 Def  
- Toxic  
- Haze  
- Shore Up  
- Will-O-Wisp