Arceus @ Grip Claw  
Ability: Multitype  
EVs: 248 HP / 240 Def / 20 Spe  
Bold Nature  
IVs: 0 Atk  
- Whirlpool  
- Perish Song  
- Refresh  
- Recover  

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

Arceus-Dark @ Dread Plate  
Ability: Multitype  
EVs: 240 HP / 180 SpD / 88 Spe  
Calm Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Refresh  
- Recover  

Zygarde @ Leftovers  
Ability: Power Construct  
EVs: 232 Atk / 44 SpD / 232 Spe  
Adamant Nature  
- Dragon Dance  
- Thousand Arrows  
- Dragon Tail  
- Substitute  

Necrozma-Dusk-Mane @ Rocky Helmet  
Ability: Prism Armor  
EVs: 252 HP / 4 Atk / 252 Def  
Impish Nature  
- Sunsteel Strike  
- Knock Off  
- Stealth Rock  
- Moonlight  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 248 HP / 192 Def / 52 SpD / 16 Spe  
Impish Nature  
- Sacred Fire  
- Toxic  
- Defog  
- Protect