So we all know that the UNSC weapon usually revolve around bullets and explosive.
And the covenant weapons revolve around needles and plasma.
Do you think that the promethean weapons would revolve around heat based/ fire?
Beam weapons / Fire
For most part of the Halo games the Forerunner weapons have always consisted of some sort of Beam weapon.
The only one we’ve used is the sentinal beam. Oh how much i miss that thing.