Ninjask (M) @ Leftovers
Trait: Speed Boost
EVs: 4 HP / 252 Atk / 252 Spd
Adamant Nature (+Atk, -SAtk)
- Swords Dance
- Protect
- Substitute
- Baton Pass
Espeon (M) @ Shell Bell
Trait: Magic Bounce
EVs: 200 HP / 252 Def / 56 SDef
Bold Nature (+Def, -Atk)
- Shadow Ball
- Calm Mind
- Stored Power
- Baton Pass
Scizor (M) @ White Herb
Trait: Technician
EVs: 252 Atk / 252 Def / 4 SDef
Adamant Nature (+Atk, -SAtk)
- Bullet Punch
- Superpower
- Acrobatics
- Baton Pass
Accelgor (M) @ Leftovers
Trait: Hydration
EVs: 4 HP / 252 SAtk / 252 Spd
Modest Nature (+SAtk, -Atk)
- Bug Buzz
- Giga Drain
- Focus Blast
- Baton Pass
Celebi @ Leftovers
Trait: Natural Cure
EVs: 252 HP / 176 Def / 80 SDef
Careful Nature (+SDef, -SAtk)
- Heal Bell
- AncientPower
- Substitute
- Baton Pass
Smeargle (M) @ Focus Sash
Trait: Own Tempo
EVs: 252 HP / 4 Def / 252 Spd
Jolly Nature (+Spd, -SAtk)
- Cosmic Power
- Substitute
- Spore
- Baton Pass
I listed Accelgor, Celebi, and Smeargle last because if you want to replace a pokemon, I would rather have those 3 replaced if any.
It doesn't take a genius to figure out the strategy of this team. It's just basically a regular baton-pass team.