1. 21) When the first card to be placed face up is the Reverse card

  2. 22) Yes, when you suspect a Wild Draw 4 Four card was used incorrectly

  3. 23) Draw two cards

  4. 24) Higher

  5. 25) Lower

  6. 26) Wild Draw Four

  7. 27) A Wild Draw Four card cannot end a game

  8. 28) All are official UNO rules

  9. 29) All of the statements are false

  10. 30) Cat UNO