'Uno' is usually the beginning of all What to Stock conversations when it comes to IP nostalgia selections. For some reason, the core consumer group glommed onto this game during the pandemic and won't let go. 'Uno' is still the hottest game in America, and is a catch-all for stocking Hot Nostalgia because it offers dozens of branded versions of the game (Marvel, Star Wars, Super Mario Bros., etc.). Putting it plain and simple: Just stock 'Uno' for Christmas.