They all start with "s"

Sawk @ Salac Berry
Trait: Sturdy
EVs: 252 Atk / 4 SDef / 252 Spd
Adamant Nature
- Close Combat
- Reversal
- Earthquake
- Stone Edge

Salamence @ Leftovers
Trait: Moxie
EVs: 252 Atk / 4 Def / 252 Spd
Naughty Nature
- Dragon Dance
- Dragon Claw
- Flamethrower
- Earthquake

Scizor @ Choice Band
Trait: Technician
EVs: 252 Atk / 50 Def / 208 SDef
Adamant Nature
- Bullet Punch
- U-turn
- Pursuit
- Superpower

Sableye @ Leftovers
Trait: Prankster
EVs: 252 HP / 4 Def / 252 SDef
Careful Nature
- Recover
- Will-O-Wisp
- Foul Play
- Taunt

Skarmory @ Leftovers
Trait: Sturdy
EVs: 252 HP / 252 Def / 4 Spd
Impish Nature
- Roost
- Spikes
- Stealth Rock
- Whirlwind

Starmie @ Life Orb
Trait: Natural Cure
EVs: 252 SAtk / 5 SDef / 252 Spd
Modest Nature
- Surf
- Ice Beam
- Thunderbolt
- Rapid Spin