Mewtwo-Mega-Y @ Terrain Extender  
Ability: Psychic Surge  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
- Taunt  
- Sticky Web  
- Stealth Rock  
- Photon Geyser  

Necrozma-Dusk-Mane @ Focus Sash  
Ability: Magic Bounce  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naughty Nature  
- Shell Smash  
- Photon Geyser  
- Sunsteel Strike  
- Light That Burns the Sky  

Deoxys-Attack @ Focus Sash  
Ability: Huge Power  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Hasty Nature  
IVs: 30 SpA  
- Shell Smash  
- Photon Geyser  
- Searing Sunraze Smash  
- Menacing Moonraze Maelstrom  

Deoxys-Speed @ Choice Scarf  
Ability: No Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Sheer Cold  
- U-turn  
- Gastro Acid  
- Trick  

Solgaleo @ Solganium Z  
Ability: Innards Out  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naughty Nature  
- Photon Geyser  
- Light That Burns the Sky  
- Shell Smash  
- Sunsteel Strike  

Mewtwo-Mega-X @ Focus Sash  
Ability: Huge Power  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Hasty Nature  
- Photon Geyser  
- Light That Burns the Sky  
- Close Combat  
- Sunsteel Strike