Regidrago @ Choice Specs  
Ability: Dragon's Maw  
Shiny: Yes  
EVs: 4 Atk / 252 SpA / 252 Spe  
Modest Nature  
- Dragon Energy  
- Dragon Pulse  
- Ancient Power  
- Explosion  

Melmetal @ Choice Band  
Ability: Iron Fist  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Double Iron Bash  
- Ice Punch  
- Earthquake  
- Superpower  

Slowbro @ Colbur Berry  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Body Press  
- Scald  
- Slack Off  
- Teleport  

Tapu Koko @ Heavy-Duty Boots  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Thunderbolt  
- Dazzling Gleam  
- Roost  
- U-turn  

Landorus-Therian (M) @ Leftovers  
Ability: Intimidate  
EVs: 208 HP / 252 Def / 48 Spe  
Impish Nature  
- Defog  
- Earthquake  
- Knock Off  
- U-turn  

Heatran @ Leftovers  
Ability: Flash Fire  
EVs: 252 HP / 4 SpA / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Stealth Rock  
- Magma Storm  
- Toxic  
- Earth Power