This is a character I designed a few years back between titles. It got new life breathed into it for Warzone Firefight by Chris Proctor our team's designer.
You can read more about it's production here:
https://www.halowaypoint.com/en-us/news/warzone-firefight-preview
Original Concept pitch by Gabo Garza & Myself
Final Concept by Glenn Israel
FX by Forest Baker