Offensive Doom Desire (Heatran) @ Leftovers  
Ability: Flash Fire  
Tera Type: Grass  
EVs: 248 HP / 252 SpA / 8 SpD  
Modest Nature  
- Doom Desire  
- Strength Sap/Apple Acid/Matcha Gotcha  
- Shore Up  
- Ruination/Teleport/Dragon Tail  

Defensive (Heatran) @ Leftovers  
Ability: Flash Fire  
Tera Type: Fire  
EVs: 252 HP / 4 Atk / 252 SpD  
Sassy Nature  
- Tachyon Cutter  
- Roost  
- Spikes  
- Knock Off