Lasers and Magnets and Drills! Oh My! 10 Points

Defeat Siegecrafter Blackfuse without destroying each of the following weapons in Siege of Orgrimmar on Flexible, Normal or Heroic difficulty:

Criteria:
- Deactivated Laser Turret
- Deactivated Missile Turret
- Deactivated Electromagnet
- Disassembled Crawler Mines
Item was automatically scraped from Wowhead