- Cash Cow Franchise: Of both International Games and Mattel, considering it has the most variants compared to other card games. Skip-Bo and Phase 10 don't match the popularity of Uno despite their sales.
- Channel Hop: Uno was originally produced by International Games before it was bought out by Mattel in 1992.
- Completely Different Title: Uno Attack is called Uno Extreme in certain regions.
Trivia / Uno