Refresh two or three times for maximum effectiveness.
Just by visiting this page, you can acquire 86-92 avatars (The range is in place, because some clickable avatars depend on time, weather, etc.). Also gets you some BD challengers, a site theme, and does about twelve dailies. You have to be logged into your account for this to work.
How it Works
The mechanics of how this works is not something super complicated. All of the avatars you get are the clickables ones, meaning all they require is visiting a single page. You can accomplish this by putting the link to the page in normal image bb code.
HTML Code:
[IMG][/IMG]
Let's say for example we wanted to get the Ruki - Desert avatar. Once we have the link of the page where we get the avatar ("http://www.neopets.com/petlookup.phtml?pet=Chalanin") we simply input that in between the IMG tags.