Porygon @ Eviolite  
Ability: Download  
Level: 5  
EVs: 156 HP / 40 Def / 240 SpA / 40 Spe  
Modest Nature  
IVs: 0 Atk / 30 SpA / 30 Spe  
- Tri Attack  
- Psychic  
- Hidden Power [Fire]  
- Recover  

Diglett @ Life Orb  
Ability: Arena Trap  
Level: 5  
EVs: 36 HP / 236 Atk / 236 Spe  
Jolly Nature  
- Earthquake  
- Rock Slide  
- Sucker Punch  
- Substitute  

Pawniard @ Eviolite  
Ability: Defiant  
Level: 5  
EVs: 156 Atk / 36 Def / 116 SpD / 196 Spe  
Adamant Nature  
- Knock Off  
- Iron Head  
- Stealth Rock  
- Sucker Punch  

Mienfoo @ Eviolite  
Ability: Regenerator  
Level: 5  
EVs: 196 Def / 36 SpD / 236 Spe  
Jolly Nature  
- Knock Off  
- Drain Punch  
- Taunt  
- U-turn  

Snubbull @ Berry Juice  
Ability: Intimidate  
Level: 5  
EVs: 36 HP / 36 Atk / 196 Def / 116 SpD / 116 Spe  
Adamant Nature  
- Thief  
- Play Rough  
- Thunder Wave  
- Fire Punch/Earthquake   

Fletchling  
Ability: Gale Wings  
Level: 5  
EVs: 196 Atk / 92 Def / 180 Spe  
Adamant Nature  
- Acrobatics  
- U-turn  
- Swords Dance/Overheat (though you would have to change the EVs)  
- Tailwind