Click here to join: http://www.petrpg.com/register.php?ref=buneary100
You can make a pet, feed it, explore the world get get cool items. So.. it's like NeoPets but less crowded with people. Also memberships can be bought with money or donation points. That's new, cause it's the first game I played like that! But it's a work in progress still like most games.
