Rayquaza-Mega @ Life Orb  
Ability: Delta Stream  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Dragon Ascent  
- V-create  
- Extreme Speed  
- Dragon Dance  

Zygarde @ Leftovers  
Ability: Power Construct  
EVs: 12 HP / 216 Atk / 48 SpD / 232 Spe  
Adamant Nature  
- Dragon Dance  
- Thousand Arrows  
- Substitute  
- Dragon Tail  

Necrozma-Dusk-Mane @ Weakness Policy  
Ability: Prism Armor  
EVs: 132 HP / 252 Atk / 124 Spe  
Adamant Nature  
- Sunsteel Strike  
- Autotomize  
- Stone Edge  
- Earthquake  

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

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 Atk / 96 SpD / 160 Spe  
Adamant Nature  
- Precipice Blades  
- Stone Edge  
- Swords Dance  
- Rock Polish  

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
EVs: 248 HP / 244 Def / 16 Spe  
Bold Nature  
- Judgment  
- Recover  
- Stealth Rock  
- Toxic