User blog comment:TheUnknown285/A very interesting image from the remake of Halo (yes, this is ME-related)/@comment-4941068-20120402030128/@comment-1388547-20120402161644

I never really thought about it before, but ME's dreadnought-scale mass accelerators aren't too different from the MAC guns from Halo. Though they're built to different scales -- I think even the planetary defense Super MACs at Earth were well under a kilometer long...