Mewtwo-Mega-Y @ Life Orb  
Ability: Stakeout  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Hasty Nature  
- Photon Geyser  
- Moongeist Beam  
- Fleur Cannon  
- Precipice Blades  

Meloetta @ Darkinium Z  
Ability: Wonder Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Spectral Thief  
- Parting Shot  
- Spikes  
- Milk Drink  

Mewtwo-Mega-X @ Shed Shell  
Ability: Huge Power  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Adamant Nature  
- Photon Geyser  
- Sunsteel Strike  
- Low Kick  
- First Impression  

Zygarde-Complete @ Safety Goggles  
Ability: Prankster  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Thousand Waves  
- Haze  
- Shore Up  
- Reflect  

Chansey (F) @ Eviolite  
Ability: Imposter  
EVs: 248 HP / 252 Def / 252 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Wish  
- Stealth Rock  
- Whirlwind  
- Parting Shot  

Yveltal @ Shed Shell  
Ability: Wonder Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Pursuit  
- Defog  
- Aromatherapy  
- Heal Order