- Bilge Dice - Lucky Streak!
- Retired rare avatars (TCGs, Mystery Island plot / Volcano Faerie, first Darigan vs. Meridell war avatars)
- Caption Contest - Funny
- Stamp Collector avatars
- NT avatars (Neopian Times Star / Neopian Times Writer)
- Neoboard Avatar Collector
- rest
This.
These avatars all require spending loads of NP, working very hard, or a lot of patience, or to be a neopets dinosaur.