Sublime

An inspiration engine for ideas

Michael Dean Thank you for the roses

Schell The Art of Game Design: A book of lenses

Niko Bonatsosx.com

Schell The Art of Game Design: A book of lenses

Jason Schreier Blood, Sweat, and Pixels

Design Rules for Free-to-Play Games

Nicholas Lovell

amazon.com
Cover of Design Rules for Free-to-Play Games

Erina Azmi Tweet