User blog comment:Tanooki1432/The Questions of the Age (Warning! May result in Nerd Rage!)/@comment-2036282-20100812031629

I think I have something to add:

11. Reapers vs. Daleks(Doctor Who)

3. As for the Tyranids, I think they'd be easily toppled by the Reapers, because the latter know how to handle organics, or they might simply indoctrinate the Hive Mind itself. However, it's a speculation.