Mew @ Psychium Z  
Ability: Synchronize  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Nasty Plot  
- Psyshock  
- Fire Blast  
- Vacuum Wave  

Weavile @ Choice Band  
Ability: Pressure  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Pursuit  
- Knock Off  
- Ice Shard  
- Icicle Crash  

Magearna @ Assault Vest  
Ability: Soul-Heart  
EVs: 248 HP / 72 Def / 188 SpD  
Sassy Nature  
- Volt Switch  
- Ice Beam  
- Fleur Cannon  
- Iron Head  

Charizard-Mega-X @ Charizardite X  
Ability: Tough Claws  
EVs: 224 HP / 20 Atk / 168 Def / 96 Spe  
Impish Nature  
IVs: 19 SpA  
- Flare Blitz  
- Earthquake  
- Roost  
- Dragon Dance  

Landorus-Therian (M) @ Rocky Helmet  
Ability: Intimidate  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Stealth Rock  
- Earthquake  
- U-turn  
- Knock Off  

Rotom-Wash @ Wiki Berry  
Ability: Levitate  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Defog  
- Will-O-Wisp  
- Volt Switch  
- Hydro Pump