Of all six Halo 2 maps getting the Anniversary remake treatment as part of Halo: The Master Chief Collection (joining Ascension, Lockout, Sanctuary, Zanzibar, and Warlock), most are being faithfully adapted with very few and very minor changes.

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But not Coagulation.Arguably Halo's most famous map, the boxed desert canyon that's been home to countless CTF matches and Red vs. Blue episodes is getting a substantial update on Xbox One. In the video above, original Halo 2 lead multiplayer designer Max Hoberman and current-day president of Certain Affinity, the studio that's handling the multiplayer portion of Master Chief Collection, gives us a walking tour of the new Gulch, called "Bloodline" in this iteration. See the new midfield base, the addition of Halo 3's Hornet, and much more. Plus, learn all sorts of behind-the-scenes secrets and then check out the other video below, where you can see Team IGN (Alfredo Diaz, Sean Finnegan, Brian Albert, and me) get completely wrecked by Team 343).Also be sure to stop by our ever-expanding IGN First hub page for this ongoing month of Halo: The Master Chief Collection, the one-stop shop for everything we're doing.

Ryan McCaffrey is IGN’s Executive Editor of Previews and Xbox Guru-in-Chief. Follow him on Twitter at @DMC_Ryan , on IGN , catch him on Podcast Unlocked , and drop-ship him Taylor Ham sandwiches from New Jersey whenever possible.