Sableye-Mega @ Sablenite  
Ability: Magic Bounce  
EVs: 248 HP / 8 Def / 252 SpD  
Careful Nature  
- Fake Out  
- Foul Play  
- Toxic  
- Recover  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 56 HP / 252 Atk / 200 Spe  
Jolly Nature  
- Rock Polish  
- Fire Punch  
- Earthquake  
- Swords Dance  

Shaymin-Sky @ Choice Scarf  
Ability: Serene Grace  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Air Slash  
- Seed Flare  
- Healing Wish  
- Earth Power  

Dugtrio @ Earth Plate  
Ability: Arena Trap  
EVs: 252 Atk / 252 Spe  
Jolly Nature  
- Earthquake  
- Stone Edge  
- Stealth Rock  
- Sucker Punch  

Xerneas @ Fairium Z  
Ability: Fairy Aura  
EVs: 248 HP / 72 Def / 8 SpA / 180 Spe  
Bold Nature  
IVs: 0 Atk  
- Geomancy  
- Ingrain  
- Moonblast  
- Focus Blast  

Giratina-Origin @ Griseous Orb  
Ability: Levitate  
EVs: 248 HP / 8 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Defog  
- Toxic  
- Hex  
- Draco Meteor