HardConfidence: 0.95
Weapon Master
Create one or more weapons for each weapon category.
Global unlock
5.0%
Sign in through Steam to see whether you've unlocked this and when.Sign in through SteamThis site is not associated with Valve Corp.
What to do next
SourceCraft at least one weapon in each of the 10 weapon categories.
Gather the blueprints and materials, then make whichever weapon is easiest in each category.
If money is not a problem, buying the blueprints and materials from Kamiyama in bulk is the fast route.