Erion is a free-to-play text-based game that takes place in a large, mostly medieval setting. You can join a House based on your favorite style of gameplay. There is something for the Questor, Hack-'n-Slasher, Healer, Explorer, and Player-Killer.
There are 10 primary classes and 30 subclasses to choose from:
You can choose from various races such as Elves, Felines, Shades, Vampires, Dwarves, Gnomes, and Fishmen, among others. Later it is possible to evolve into a stronger version of your race such as Human to Angel, Hatchling to Dragon, and Vampire to Lich. There is even a 2nd tier of hidden races.