Marshadow @ Choice Band  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- Shadow Sneak  
- Spectral Thief  
- Rock Tomb  

Lucario-Mega @ Lucarionite  
Ability: Inner Focus  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- Swords Dance  
- Bullet Punch  
- Stone Edge  

Slurpuff @ Focus Sash  
Ability: Unburden  
Shiny: Yes  
EVs: 248 HP / 8 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Sticky Web  
- Toxic  
- Endeavor  
- Magic Coat  

Groudon @ Red Orb  
Ability: Drought  
EVs: 180 HP / 252 SpA / 76 Spe  
Mild Nature  
- Stealth Rock  
- Precipice Blades  
- Overheat  
- Hidden Power [Ice]  

Necrozma-Dusk-Mane @ Ultranecrozium Z  
Ability: Prism Armor  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Photon Geyser  
- Earthquake  
- Stone Edge  

Xerneas @ Choice Scarf  
Ability: Fairy Aura  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Aromatherapy  
- Sleep Talk  
- Rest