Issue 13 of d12 Monthly is jam-packed with a lot of content and contains the following feature articles:

Expanding the Thief Skills – Carcass Crawler number 1 started it, and now I have expanded the D6 skill system to the other classes.

New Rules – A couple of new rules including how to handle monsters only hit with magic weapons, and one for death & injury.

New Classes – Two brand new classes for OSE: the Pit Fighter and the Monster Hunter.

A Crit! – New rules for critical hits and fumbles.

New Spells – New spells (and spell books) for magic-users, as well as for clerics and druids.

New Location – Goblins’ Rest is where Goblins go to die. A location that will surprise your characters.

And much more!