Chansey @ Eviolite  
Ability: Natural Cure  
EVs: 252 HP / 252 Def / 4 SpD  
Bold / Impish Nature
IVs: 25+ HP / 31 Def / 20+ SpD / 17+ Spe  
- Stealth Rock  
- Soft-Boiled  
- Teleport  
- Safeguard

Smeargle @ Choice Scarf  
EVs: Match Stat, rest in Spe
Jolly Nature
IVs: 20+ HP / 20+ Def / 22+ Spe  
Match Stat: 279 HP / 158 Def
- Safeguard  
- Encore  
- Stealth Rock  
- Yawn

Scyther @ Muscle Band 
Ability: Technician  
EVs: 4 HP / 252 Atk / 252 Spe  
Adamant Nature  
IVs: 20+ HP / 31 Atk / 20+ Def / 20+ SpD / 25+ Spe  
- Swords Dance  
- Aerial Ace  
- Quick Attack  
- Acrobatics