EnlargeZ-Man reader comments 1 Share this story Welcome to Ars Cardboard, our weekend look at tabletop games. Check out our complete board gaming coverage at cardboard.arstechnica.com—and let us know what you think. Have we reached "peak Cthulhu"? The Etsy crafting marketplace's 5,381 Cthulhu-themed items suggest that we have. (If you don't believe...