Lunala @ Leppa Berry  
Ability: Wonder Guard  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Shell Smash  
- Light That Burns the Sky  
- Menacing Moonraze Maelstrom  
- Moongeist Beam  

Mewtwo-Mega-X @ Life Orb  
Ability: Shadow Tag  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naive Nature  
- Light That Burns the Sky  
- Close Combat  
- First Impression  
- Menacing Moonraze Maelstrom  

Yveltal @ Leppa Berry  
Ability: Harvest  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Shore Up  
- Searing Sunraze Smash  
- Power Trip  
- Extreme Evoboost  

Gengar-Mega @ Choice Scarf  
Ability: Parental Bond  
EVs: 248 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 3 Atk  
- Moongeist Beam  
- Secret Sword  
- Earth Power  
- U-turn  

Scizor-Mega @ Shed Shell  
Ability: Wonder Guard  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Strength Sap  
- Stealth Rock  
- Magic Coat  
- U-turn  

Slaking @ Focus Sash  
Ability: Huge Power  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Shell Smash  
- Extreme Speed  
- Spectral Thief  
- Sunsteel Strike