Each of the characters come with a set of Kinetic, Energy and Power weapons that are already unlocked and further variants of which will drop as part of completing activities. Listed below are the various weapons:
Kinetic Weapons
Better Devils (Hand Cannon)
Does Not Compute (Scout Rifle)
Nightshade (Pulse Rifle)
Scathelocke (Auto Rifle)
Sweet Business (exotic Auto Rifle, Titan exclusive)
The Needle (Sidearm)
The Showrunner (Submachine Gun)
Energy weapons
Arc
Black Scorpion-4SR (Scout Rifle)
Red Mamba-3MG (Submachine Gun)
Riskrunner (exotic Submachine Gun, Warlock exclusive)
Solar
Deathstalker-4AU (Auto Rifle)
Minuet-42 (Hand Cannon)
Phosphorus MG4 (Submachine Gun)
Sunshot (exotic Hand Cannon, Hunter exclusive)
Urchin-3SI (Sidearm)
Void
Nergal PR4 (Pulse Rifle)
Power weapons
Arc
Main Ingredient (Fusion Rifle)
Tarantula-3FR (Linear Fusion Rifle)
Solar
Acantha-D (Grenade Launcher)
Copperhead-4SN (Sniper Rifle)
Morrigan-D (Rocket Launcher)
Void
Retrofuturist (Shotgun)