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

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Sunsteel Strike  
- Moonlight  
- Toxic  
- Stealth Rock  

Rayquaza-Mega @ Choice Band  
Ability: Delta Stream  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Ascent  
- Outrage  
- Extreme Speed  
- V-create  

Yveltal @ Leftovers  
Ability: Dark Aura  
EVs: 252 HP / 172 Def / 84 Spe  
Impish Nature  
IVs: 0 Atk  
- Taunt  
- Toxic  
- Foul Play  
- Roost  

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
EVs: 244 HP / 248 Def / 16 Spe  
Bold Nature  
IVs: 0 Atk  
- Judgment  
- Defog  
- Recover  
- Will-O-Wisp  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Dragon Tail  
- Toxic  
- Rock Tomb  
- Fire Punch