Garchomp @ Life Orb  
Ability: Rough Skin  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Thousand Waves  
- Dragon Darts / Scale Shots / Fire Fang
- Swords Dance / Dragon Dance
- Shore Up / Spikes / Stealth Rock

Garchomp @ Rocky Helmet  
Ability: Rough Skin  
EVs: 252 HP / 200 Def / 56 Spe  
Impish Nature  
- Thousand Waves  
- Dragon Tail / Fire Fang
- Shore Up 
- Spikes / Stealth Rock