Yveltal @ Safety Goggles  
Ability: Mold Breaker  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Anchor Shot  
- Wicked Blow  
- Magic Powder  
- Strength Sap  

Blissey (F) @ Toxic Orb  
Ability: Imposter  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Jungle Healing  
- Whirlwind  
- Heal Bell  
- Poison Fang  

Zygarde-Complete @ Assault Vest  
Ability: Regenerator  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Core Enforcer  
- Spectral Thief  
- U-turn  
- Nuzzle  

Melmetal @ Leftovers  
Ability: Prankster  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Anchor Shot  
- Encore  
- Recover  
- Haze  

Xerneas @ Heavy-Duty Boots  
Ability: Pixilate  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naive Nature  
- Boomburst  
- Rapid Spin  
- Roost  
- Diamond Storm  

Kyurem-Black @ Choice Band  
Ability: Teravolt  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Glacial Lance  
- Bolt Strike  
- Precipice Blades  
- Trick