SR-25: It's a Semi-automatic sniper rifle that shoots 7.62x51mm rounds, providing excelent penetration power. starts with a scope, it's slow and vulnerable, bad at melee combat.
G36C: It's a 2 rounds burst assault rifle(for now) that shoots 5.56x45mm rounds, providing good penetration power, excels at medium range combat, but mags are expensive.
Benelli M4: It's a Semi-automatic shotgun that shoots 12 Gauge shells providing good stopping power, excels at close combat, but has long reloading time, not so bad at melee combat.
Sword and Body Armor: It's a melee-based class with the higher melee damage, movement speed and resistance to damage, he is the worst at PvP.