
Will update this as there are new releases.
Each release has 4 unique sets that contains 4 figures: 3 figures per set are fixed, and the 4th figure is always a random one (you can get one of the 4 chases listed). There are a total of 16 unique figures to collect per release.
Harry Potter Bitty Pops!
Chases: Snape (1/3), Fawkes (1/3), Hedwig (1/6) and Harry with Quidditch (1/6).
Disney Bitty Pops!
Chases: Brave Little Tailor (1/3), Conductor Mickey (1/3), Steamboat Mickey (1/6) and Band Concert Mickey (1/6).
DC Bitty Pops!
Chases: The Penguin (1/3), Catwoman (1/3), Batman Beyond (1/6) and Batman (Robot) (1/6).


Star Wars Bitty Pops!
Rare: Chrome Stormtrooper (1/3) and Grand Moff Tarkin (1/3)
Hyper Rare: Hammerhead (1/6) and Tusken Raider (1/6).
Future release:
- Freddy Funko Bitty Pops!
- Disney Princesses Bitty Pops!
- TMNT Bitty Pops!