Rayquaza @ Choice Scarf  
Ability: Air Lock  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- Dragon Ascent  
- Draco Meteor  
- V-create  
- Toxic  

Tyranitar @ Shuca Berry  
Ability: Sand Stream  
EVs: 248 HP / 224 Def / 36 Spe  
Impish Nature  
- Pursuit  
- Foul Play  
- Rest  
- Stealth Rock  

Ho-Oh @ Leftovers  
Ability: Regenerator  
EVs: 248 HP / 252 Def / 8 Spe  
Impish Nature  
- Recover  
- Sacred Fire  
- Toxic  
- Defog  

Skarmory @ Figy Berry  
Ability: Sturdy  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
IVs: 0 Atk  
- Roost  
- Iron Defense  
- Toxic  
- Defog  

Chansey @ Eviolite  
Ability: Natural Cure  
EVs: 252 Def / 252 SpD / 4 Spe  
Calm Nature  
IVs: 0 Atk  
- Soft-Boiled  
- Toxic  
- Confide  
- Heal Bell  

Arceus-Water @ Waterium Z  
Ability: Multitype  
EVs: 240 HP / 252 Def / 16 Spe  
Bold Nature  
IVs: 0 Atk  
- Ice Beam  
- Toxic  
- Defog  
- Recover