Scizor-Mega @ Scizorite  
Ability: Technician  
EVs: 248 HP / 60 Atk / 200 SpD  
Adamant Nature  
- Bullet Punch  
- Roost  
- Pursuit  
- Toxic  

Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 252 HP / 240 Def / 16 Spe  
Bold Nature  
IVs: 0 Atk  
- Iron Defense  
- Ice Beam  
- Recover  
- Toxic  

Latios (M) @ Soul Dew  
Ability: Levitate  
EVs: 4 HP / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Defog  
- Draco Meteor  
- Psyshock  
- Roost  

Yveltal @ Life Orb  
Ability: Dark Aura  
EVs: 124 HP / 28 Atk / 252 SpA / 104 Spe  
Rash Nature  
- Dark Pulse  
- Oblivion Wing  
- Sucker Punch  
- Knock Off  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 248 HP / 200 Def / 60 SpD  
Relaxed Nature  
- Stealth Rock  
- Precipice Blades  
- Lava Plume  
- Dragon Tail  

Xerneas @ Choice Scarf  
Ability: Fairy Aura  
EVs: 32 Def / 252 SpA / 224 Spe  
Modest Nature  
IVs: 0 Atk / 30 SpA / 30 Spe  
- Moonblast  
- Hidden Power [Fire]  
- Sleep Talk  
- Aromatherapy