Gears of War & Halo

This is the beginning of a rewrite of a story that I read here. It's atrocious. I'll post a link, but I found some inspiration in it too so here is my version. Marcus Fenix and Master Chief John 117 have to team up to take down the Gravemind in this alternate universe where anything is possible, including some crossover romance! Original - /s/5320069/1