https://youtu.be/_lFZ2go5g1M?si=tfmndN4T123xMmUF
Not the original original, from the famous E3 demo. That was never actually a game.
This is all the stuff they had mostly developed but not finished and was cut due to running out of time before shippingall restored and finished by some modders.
Gonna download this later, a fresh take on Halo 2 sounds like a blast
https://i.imgtc.com/MGGa6Os.gif