mimikyu

Mimikyu @ Mimikium Z
Ability: Disguise
EVs: 248 HP / 196 Atk / 64 SpD
Brave Nature
IVs: 0 Spe
- Shadow Claw / Shadow Sneak
- Play Rough
- Trick Room
- Swords Dance / Protect

Lives a blacephalon shadow ball, rest in attack. Can just use max hp max attack just as well, blace isnt super common and it might just z move you.