|The following is based on the cancelled game TIBERIUM and has not been confirmed by canon sources.|
The rifleman (conjecture) is the basic trooper of RAID.
These well trained soldiers are equipped with medium-grade GDI combat armour and employ the GD-10 rifle in combat. They are easily recognizable by their distinctive blue T-shaped visors and blue ID diodes on their armour.
Ditto, Dave Max