Marshadow @ Life Orb  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Spectral Thief  
- Shadow Sneak  
- Close Combat  
- Bulk Up  

Slurpuff @ Focus Sash  
Ability: Unburden  
Level: 95  
Shiny: Yes  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
IVs: 0 HP / 0 Def / 0 SpD  
- Sticky Web  
- Endeavor  
- Dazzling Gleam  
- Magic Coat  

Yveltal @ Life Orb  
Ability: Dark Aura  
Shiny: Yes  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Dark Pulse  
- Oblivion Wing  
- Taunt  
- Sucker Punch  

Rayquaza-Mega @ Life Orb  
Ability: Delta Stream  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Dragon Ascent  
- Extreme Speed  
- Earthquake  

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

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 44 Atk / 252 SpA / 24 SpD / 188 Spe  
Mild Nature  
- Eruption  
- Precipice Blades  
- Stone Edge  
- Dragon Pulse