Rayquaza-Mega @ Choice Scarf  
Ability: Delta Stream  
EVs: 252 Atk / 4 Def / 252 Spe  
Naive Nature  
- Dragon Ascent  
- Surf  
- Draco Meteor  
- V-create  

Ho-Oh @ Leftovers  
Ability: Regenerator  
EVs: 248 HP / 208 Def / 52 SpD  
Impish Nature  
- Sacred Fire  
- Brave Bird  
- Toxic  
- Recover  

Giratina @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Defog  
- Toxic  
- Dragon Tail  
- Rest  

Tyranitar @ Shuca Berry
Ability: Sand Stream  
EVs: 248 HP / 236 Def / 24 Spe  
Impish Nature  
- Stealth Rock  
- Foul Play  
- Pursuit  
- Rest  

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

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
EVs: 240 HP / 252 Def / 16 Spe  
Bold Nature  
IVs: 0 Atk  
- Judgment  
- Toxic  
- Recover  
- Perish Song