Scizor-Mega @ Scizorite  
Ability: Light Metal  
EVs: 248 HP / 244 Def / 16 Spe  
Impish Nature  
- Curse / Swords Dance
- Bullet Punch  
- Knock Off / U-Turn / Brick Break
- Roost

With the buffs to Technician, Mega Scizor is an even more threatening sweeper, still being as bulky as ever and no packs a huge punch with a Technician boosted Knock Off or U-Turn.
Other Options: More Speed investment with Swords Dance, Steel Wing