Two books of mine are in these currently available for super cheap Bundle of Holding deals!
Looking for some great material for creating better games? Check out the Worldbuilder's toolkit. Alongside the 2 Gnome Produced Books in here (Focal Point and Odyssey), there are a ton of other great books and supplements on making better gaming happen.

https://bundleofholding.com/presents/Toolkit4

(Focal Point)

https://bundleofholding.com/presents/GMToolkit2-2016

(Odyssey)
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