Guns! Guns! Guns!

is a supplement published by Blacksburg Tactical Research Center in 1991 for use with any role-playing game system.

[1] Some of the parameters covered are damage value, projectile velocity, range limit, and barrel length.

[2] The book provides conversions of this data for eight different RPG systems, including GURPS and Torg.

was published in 1993, with additional rules and over 500 sample weapon designs for ten different game systems.

Swan concluded with a qualified recommendation, saying this book "can be scary if you’re still using your fingers to keep track of hit points.