I want a good free browser games kinda like: Crimson Moon and Tagoia.

I want to know some good, free, browser games. Really, I like to play games dealing with vampires and zombies. I already play Envy already and I tried Reign of Blood, butI didn’t really like it. If you know of any good ones that deal with eithr zombies, vampires, or basically just like one based on the end f world or something, then please tell me and even give a lik if you have one. Thanks in advance!