Groudon @ Red Orb  
Ability: Download  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Thousand Arrows  
- V-create  
- Precipice Blades  
- Synthesis  

Cherrim @ Focus Sash  
Ability: Flower Gift  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Jolly Nature  
- Tailwind  
- Wide Guard  
- Fake Out  
- Stealth Rock