Alright, updated again with an alternate route with the scorpion on Anno Domini, might be a little easier for people struggling with the pheonix, it uses the 'lower' path so you can avoid doing those high risk jumps. Hope it helps!
More videos to come, open to suggestions, and it doesn't have to be this DLC it can be anything or any achievement really
Winding down the achievement hunting...
95%+ Completion (142/164 games complete w/ DLC (Most Recent: Trials Fusion for the 360)
Halo Fanatic: All Gamerscore (Including DLC) in Halo CEA, 2, 3, 4, ODST, Reach, and Spartan Assault (360, X1, and W8)