Dialga @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 156 SpA / 100 SpD  
Quiet Nature  
- Heavy Slam  
- Draco Meteor  
- Fire Blast  
- Earth Power  

Giratina-Origin @ Griseous Orb  
Ability: Levitate  
EVs: 228 HP / 252 SpA / 28 Spe  
Modest Nature  
IVs: 0 Atk  
- Draco Meteor  
- Shadow Ball  
- Calm Mind  
- Substitute  

Chansey (F) @ Eviolite  
Ability: Natural Cure  
Shiny: Yes  
EVs: 4 HP / 252 Def / 252 SpD  
Relaxed Nature  
IVs: 0 Atk  
- Seismic Toss  
- Stealth Rock  
- Wish  
- Soft-Boiled  

Toxapex @ Rocky Helmet  
Ability: Regenerator  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Knock Off  
- Toxic  
- Haze  
- Recover  

Mandibuzz (F) @ Heavy-Duty Boots  
Ability: Overcoat  
Shiny: Yes  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Foul Play  
- Defog  
- Roost  
- U-turn  

Naganadel @ Choice Scarf  
Ability: Beast Boost  
Shiny: Yes  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
- Draco Meteor  
- Dragon Pulse  
- Sludge Wave  
- U-turn