Ghost Gym BO

Mimikyu @ Life Orb
Ability: Disguise
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Swords Dance
- Shadow Sneak
- Play Rough
- Shadow Claw

Blacephalon @ Choice Scarf
Ability: Beast Boost
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Fire Blast
- Shadow Ball
- Hidden Power [Ground]
- Trick

Gengar @ Life Orb
Ability: Cursed Body
EVs: 4 HP / 252 SpA / 252 Spe
Timid Nature
IVs: 0 Atk
- Shadow Ball
- Sludge Wave
- Taunt
- Focus Blast

Marowak-Alola @ Thick Club
Ability: Lightning Rod
EVs: 248 HP / 8 Def / 252 SpD
Careful Nature
- Stealth Rock
- Earthquake
- Shadow Bone
- Flare Blitz

Keldeo @ Leftovers
Ability: Justified
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Calm Mind
- Scald
- Secret Sword
- Taunt

Zapdos @ Leftovers
Ability: Pressure
EVs: 248 HP / 240 Def / 20 Spe
Bold Nature
IVs: 0 Atk
- Discharge
- Roost
- Heat Wave
- Defog