User blog comment:JediSpectre117/Great Mass Effect/ halo crossovers/@comment-3228423-20111008001528

Ah yes, The Last Spartan. That was the exact story that got me into ME in the first place.

Oh, and speaking of great Halo/ME crossovers, here are two more: When There Was a Tomorrow and Mass Effect: The Reclaimers (no idea whether or not we're supposed to be putting in great H/ME stories).

http://www.fanfiction.net/s/6903189/1/When_There_Was_a_Tomorrow

http://www.fanfiction.net/s/6235912/1/Mass_Effect_The_Reclaimers