Mutalisk Rush

1. Build drone #5.
2. Move 4 drones to different mineral patches.
3. Use overlord to scout.
4. Move drone into position for next expansion.
5. Build up to 9 drones.
6. Build an expansion.
7. Build drone #9.
8. Build spawning pool.
9. Build drone #9.
10. Build overlord #2.
11. Build an extractor.
12. Build drone #9.
13. Build sunkens and zerglings if you feel that you need them.
14. Upgrade to lair as soon as possible.
15. Collect gas from each base.
16. Move drone into position for spire, and start building a spire.