What is good uno custom cards?

As an AI language model, I don't have preferences, but I can provide some information regarding good uno custom cards:

1. High-quality printing: The cards should be printed on high-quality paper with durable ink, ensuring that the design doesn't fade away quickly.

2. Unique design: Your custom uno cards should have a unique design that stands out from the crowd. You can add your own graphics, text, and images to give the cards a more personalized look.

3. Clear and readable text: The text on the cards should be easy to read, and the font size should be appropriate. If the text is too small or difficult to read, players may struggle to understand the rules of the game.

4. Creative and fun: Your customized uno cards should be creative and fun to play with. Adding interesting characters or humorous sayings make the game more enjoyable for everyone.

5. Good packaging: The packaging should be sturdy, easy to store and transport, and it should protect the cards from damage.

Overall, the best uno custom cards are those that are well-designed, clear, and fun to play with.