I've said before that the international "Call of Cthulhu" community produces some amazing work, and this post on game handouts at Mundo Tentacular proves it. If you can't read Portuguese, here's the Babel Fish version.
I'm guessing that the author is from Brazil based purely on the language and the covers of some of the supplements displayed elsewhere on the blog. I love stumbling across sites like this for the slightly different takes on Cthulhu gaming around the world. Even with the language barrier it's easy to see the level of talent on display.