Heatran @ Custap Berry  
Ability: Flash Fire  
EVs: 252 SpA / 4 SpD / 252 Spe  
Mild Nature  
- Overheat  
- Earth Power  
- Stone Edge  
- Endure  

Seismitoad @ Leftovers  
Ability: Water Absorb  
EVs: 240 HP / 36 Def / 216 SpD / 16 Spe  
Calm Nature  
- Stealth Rock  
- Scald  
- Earthquake  
- Toxic  

Serperior @ Rocky Helmet  
Ability: Contrary  
EVs: 208 HP / 48 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Leaf Storm  
- Glare  
- Synthesis  
- Taunt  

Tapu Koko @ Electrium Z  
Ability: Electric Surge  
EVs: 252 Atk / 4 SpA / 252 Spe  
Hasty Nature  
- Wild Charge  
- Hidden Power [Ice]  
- U-turn  
- Roost  

Medicham-Mega @ Medichamite  
Ability: Pure Power  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Fake Out  
- High Jump Kick  
- Ice Punch  
- Thunder Punch  

Landorus-Therian (M) @ Choice Scarf  
Ability: Intimidate  
EVs: 232 Atk / 68 Def / 208 Spe  
Jolly Nature  
- Earthquake  
- U-turn  
- Knock Off  
- Defog