Xerneas @ Safety Goggles  
Ability: Wonder Guard  
EVs: 248 HP / 8 SpA / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Substitute  
- Baton Pass  
- Moonblast  
- Recover  

Latios-Mega @ Soul Dew  
Ability: Mold Breaker  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Oblivion Wing  
- Spacial Rend  
- Shell Smash  
- Psystrike  

Chansey @ Choice Scarf  
Ability: Imposter  
Happiness: 127  
EVs: 248 HP / 8 Atk / 252 Def  
Impish Nature  
- Fake Out  
- Skill Swap  
- Final Gambit  
- Wish  

Yveltal @ Lum Berry  
Ability: Huge Power  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Trick-or-Treat  
- Knock Off  
- Pursuit  
- Iron Head  

Scizor-Mega @ Shed Shell  
Ability: Wonder Guard  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Defog  
- Heal Order  
- U-turn  
- Powder  

Aerodactyl-Mega @ Safety Goggles  
Ability: Shadow Tag  
EVs: 248 HP / 8 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Encore  
- Perish Song  
- King's Shield  
- Spikes