Toxapex  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
- Recover  
- Toxic  
- Toxic Spikes  
- Knock Off  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 252 HP / 116 Def / 140 SpD  
Impish Nature  
- Sacred Fire  
- Defog  
- Roost  
- Whirlwind  

Tyranitar @ Leftovers  
Ability: Sand Stream  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Stealth Rock  
- Foul Play  
- Low Kick  
- Rest  

Giratina-Origin @ Griseous Orb  
Ability: Levitate  
EVs: 252 HP / 252 Def / 4 SpA  
Relaxed Nature  
- Dragon Pulse  
- Shadow Sneak  
- Will-O-Wisp  
- Rest  

ColorfulChoco (Blissey) (F) @ Utility Umbrella  
Ability: Natural Cure  
EVs: 248 HP / 8 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Confide  
- Wish  
- Aromatherapy  
- Soft-Boiled  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
IVs: 0 Atk  
- Body Press  
- Iron Defense  
- Spikes  
- Leech Seed