: Youtuber\modder "Kashiiera" was able to take the OG Mark V from CE
: and put it in place of Chief's model in Halo 3 and the Rookie in ODST, as
: well as the other way around with the Covenant from Halo 3 into CE.

: Just neat overall (to me), some of those scenes really hit differently.

: Samples!

: Dutch as the Chief
: https://youtu.be/8aB9BjM1WrM?t=2095

: Buck & Romeo
: https://youtu.be/8aB9BjM1WrM?t=4478

: NMPD end mission
: https://youtu.be/8aB9BjM1WrM?t=5392

: Chief meets an Engineer
: https://youtu.be/8aB9BjM1WrM?t=7217

: Chief lands on Earth
: https://youtu.be/PpNmalYZ3W4?t=152

: Chief finds Cortana's message, lands on the Ark (also, lots of CE Elites!)
: https://youtu.be/PpNmalYZ3W4?t=4019

I've dubbed these types of mods "asset switches". Can be pretty neat in many cases, especially here by replacing H3's chunky Elites with the older slim ones. Big improvement.