Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 248 HP / 8 Atk / 252 SpD  
Careful Nature  
- Knock Off  
- Sucker Punch  
- Roost  
- Toxic  

Shedinja @ Heavy-Duty Boots  
Ability: Wonder Guard  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Will-O-Wisp  
- Shadow Sneak  
- Spite  
- Protect  

Toxapex @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Haze  
- Toxic Spikes  
- Recover  
- Knock Off  

Giratina @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 208 Def / 48 SpD  
Bold Nature  
IVs: 0 Atk  
- Defog  
- Will-O-Wisp  
- Rest  
- Roar  

Heatran @ Leftovers  
Ability: Flash Fire  
EVs: 248 HP / 8 SpA / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Stealth Rock  
- Taunt  
- Earth Power  
- Magma Storm  

Xerneas @ Heavy-Duty Boots  
Ability: Fairy Aura  
EVs: 248 HP / 252 Def / 8 SpA  
Bold Nature  
IVs: 0 Atk  
- Aromatherapy  
- Rest  
- Sleep Talk  
- Moonblast