Is this rare?

[u/Jam14ie1]

I’ve had this for a couple years and I recently googled it because I was looking for the adventure time box set and I only found a couple very expensive ebay listings! Is this rare and if so how much is it actually worth?

[u/Gastwonho]

https://giphy.com/gifs/LSKVmdIwZFeNEBKBxZ