Mimikyu @ Ghostium Z  
Ability: Disguise  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Shadow Charge  
- Shadow Sneak  
- Play Rough  
- Swords Dance

Other Options: Mimikium Z, Drain Punch, Leech Life, Wood Hammer, Bulk Up, Taunt, Trick Room, Will-O-Wisp