Who to replace

Little Mac (Mienfoo) @ Life Orb
Ability: Regenerator
Level: 5
EVs: 236 Atk / 36 Def / 236 Spe
Jolly Nature
- Fake Out
- U-turn
- Drain Punch
- Stone Edge

Charmander (Timburr) @ Eviolite
Ability: Guts
Level: 5
Shiny: Yes
EVs: 76 HP / 196 Atk / 236 SpD
Careful Nature
- Bulk Up
- Payback
- Mach Punch
- Drain Punch

Polygon (Porygon) @ Eviolite
Ability: Trace
Level: 5
Shiny: Yes
EVs: 236 HP / 196 Def / 76 SpD
Bold Nature
IVs: 0 Atk
- Thunder Wave
- Tri Attack
- Recover
- Ice Beam

Alpha Jolt (Ferroseed) @ Eviolite
Ability: Iron Barbs
Level: 5
EVs: 84 HP / 84 Atk / 188 Def / 152 SpD
Sassy Nature
- Bullet Seed
- Leech Seed
- Stealth Rock
- Protect

Me (Staryu) @ Eviolite
Ability: Natural Cure
Level: 5
EVs: 36 HP / 236 SpA / 236 Spe
Timid Nature
IVs: 0 Atk
- Rapid Spin
- Recover
- Hydro Pump
- Psychic

Blue Ball (Koffing) @ Eviolite
Ability: Levitate
Level: 5
Shiny: Yes
EVs: 196 HP / 156 Def / 156 SpD
Bold Nature
IVs: 0 Atk
- Pain Split
- Will-O-Wisp
- Clear Smog
- Sludge Bomb