Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 SpA / 100 SpD / 156 Spe  
Mild Nature  
- Rock Polish  
- Hidden Power [Ice]  
- Precipice Blades  
- Fire Blast  

Guilherme (Ditto) @ Choice Scarf  
Ability: Imposter  
Shiny: Yes  
EVs: 252 HP / 4 Atk / 252 Def  
Relaxed Nature  
IVs: 30 HP / 0 Atk / 30 Def / 30 SpA / 30 SpD / 0 Spe  
- Transform  

Arceus @ Chople Berry  
Ability: Multitype  
EVs: 240 HP / 252 Atk / 16 Spe  
Adamant Nature  
- Extreme Speed  
- Swords Dance  
- Substitute  
- Shadow Claw  

Deoxys-Speed @ Rocky Helmet  
Ability: Pressure  
EVs: 252 HP / 4 Def / 252 Spe  
Jolly Nature  
IVs: 0 Atk  
- Stealth Rock  
- Taunt  
- Magic Coat  
- Spikes  

Xerneas @ Fairium Z  
Ability: Fairy Aura  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Moonblast  
- Ingrain  
- Geomancy  
- Rest  

Gothitelle @ Leftovers  
Ability: Shadow Tag  
EVs: 244 HP / 108 Def / 156 SpD  
Calm Nature  
IVs: 0 Atk  
- Confide  
- Charm  
- Taunt  
- Rest