Gengar-Mega @ Gengarite  
Ability: Shadow Tag  
EVs: 160 HP / 96 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Will-O-Wisp  
- Hex  
- Sludge Bomb  
- Destiny Bond  

Blissey (F) @ Sablenite  
Ability: Serene Grace  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Shadow Ball  
- Thunder Wave  
- Soft-Boiled  
- Wish  

Zygarde @ Altarianite  
Ability: Aura Break  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Extreme Speed  
- Earthquake  
- Dragon Tail  

Skarmory @ Blue Orb  
Ability: Sturdy  
EVs: 252 HP / 120 Def / 136 SpD  
Impish Nature  
- Iron Head  
- Defog  
- Whirlwind  
- Roost  

Weavile @ Lucarionite  
Ability: Pressure  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Pursuit  
- Ice Shard  
- Icicle Crash  
- Swords Dance  

Mew @ Manectite  
Ability: Synchronize  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Ice Beam  
- Volt Switch  
- Soft-Boiled  
- Stealth Rock