Blowgun of the Assassin

It is designed for easy concealment, but still packs a nasty punch.

A tiny blowgun

+6 blowgun

Allows Invisible
+60 Stealth

Desirability

The stealth bonus is somewhat nice, but most stabbers will need to switch to a dagger when close to their targets, somewhat limiting this weapon's usefulness. Note that unlike all other randart blowguns, it does not have a speed brand (nor any brand, for that matter).