never been seen or killed eh i think everyone who plays halo 2 will say differently
you missed the Prophet of Mercy. And everybody who's finished Regret will have killed the Prophet of Regret...or did they?
The text was written prior to release and intended not to have any known spoilers in it; post-release these and other sections of the Guide are being revised.
Rampant for over five years.
u do kill a prophet in halo 2...