Valve Shotgun
The Valve item quality is assigned to certain items owned by Valve employees. This quality does not come with any extra stats or particle effects. Any stats and effects present on a Valve quality weapons were added manually.
According to old inventory data, TF2 creator Robin Walker and an ex-Valve and TF2 developer Adrian Finol use to own this weapon.
Valve Shotgun
Team Fortress 2 Level 100 Shotgun
+15% damage bonus
+150% clip size
+15% faster firing speed
On Hit: Gain up to +15 health
100% critical hit vs burning players
+50% max health on wearer
On Kill: 5 seconds of 100% critical chance
On Hit: 30% chance to slow target
Wearer cannot ignite
+15% fire damage resistance on wearer
15% speed boost while active weapon
( Not Tradable, Marketable or Usable in Crafting )