Arceus-Steel @ Steelium Z  
Ability: Multitype  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Iron Head  
- Stone Edge  
- Earthquake  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 56 Def / 200 SpD  
Relaxed Nature  
- Stealth Rock  
- Precipice Blades  
- Fire Blast  
- Toxic  

Salamence-Mega @ Salamencite  
Ability: Intimidate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Double-Edge  
- Facade  
- Roost  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 84 HP / 252 SpA / 100 SpD / 72 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Thunder  
- Focus Blast  

Yveltal @ Chilan Berry  
Ability: Dark Aura  
EVs: 96 HP / 252 Def / 160 Spe  
Impish Nature  
IVs: 0 Atk  
- Roost  
- Foul Play  
- Toxic  
- Defog  

Rotom-Wash @ Leftovers  
Ability: Levitate  
EVs: 252 HP / 252 Def / 4 SpA  
Bold Nature  
IVs: 0 Atk  
- Defog  
- Foul Play  
- Toxic  
- Thunder Wave