Kecleon @ Assault Vest  
Ability: Protean  
EVs: 172 HP / 252 Atk / 84 Spe  
Adamant Nature  
- Knock Off  
- Shadow Sneak  
- Drain Punch  
- Fake Out / Power-Up Punch

Kecleon @ Life Orb  
Ability: Protean  
EVs: 204 Atk / 68 SpA / 236 Spe  
Mild Nature  
- Knock Off
- Sucker Punch / Shadow Sneak
- Fire Blast
- Thunder / Drain Punch

Kecleon @ Leftovers  
Ability: Protean  
EVs: 252 HP / 212 SpD / 44 Spe  
Careful Nature  
- Knock Off
- Stealth Rock  
- Magic Coat / Toxic
- Recover

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Optional Move(s):
- Facade
- Grass Knot
- Iron Tail
- Thunder Punch
- Trick Room
Optional Item(s): 
- N/A
Optional EV/IV(s): 
- 252 HP / 252 Atk / 4 SpD / 22 Spe IV (Adamant)