yes u can only do color
Yes, in Uno, you can challenge another player if you believe they did not follow the rules correctly.
In Uno, the challenge feature allows a player to challenge another player if they suspect that the player didn't follow the rules. If the challenge is successful, the player who made the mistake must draw extra cards. If the challenge fails, the player who made the challenge must draw extra cards instead.
In Uno, a challenge occurs when a player suspects that the previous player did not follow the rules. The player can challenge by saying "Uno" before the next player plays a card. If the challenged player is caught breaking the rules, they must draw four cards. If the challenger is wrong, they must draw six cards.
The "Challenge" card in Uno allows a player to challenge another player if they suspect they did not follow the rules. If the challenged player is found to have broken the rules, they must draw four cards instead of the challenger. If the challenger is wrong, they must draw six cards.
"Uno" is said when a player has only one card left in their hand during the game Uno.
In Uno, the challenge system allows a player to challenge another player if they suspect that the player who just played a card could have played a different card instead. If the challenged player is found to have a playable card in their hand, they must draw four cards as a penalty. If the challenged player did not have a playable card, the challenger must draw six cards instead.
If you forget to say "uno" during a game of Uno and another player notices, you may have to draw additional cards as a penalty.
No, it is not possible to challenge a Draw 4 card in Uno.
When a player plays the "Uno Change Color" card in Uno, they get to choose a new color for the game to continue with.
When a player uses a Skip Uno Reverse card in Uno, the next player in the game is skipped, and the direction of play is reversed back to the player who played the card.
In Uno, challenges occur when a player suspects that the previous player did not follow the rules. The challenging player can ask to see the previous player's cards. If the challenge is successful and the previous player did not follow the rules, they must draw four cards. If the challenge is unsuccessful, the challenging player must draw six cards.
When a player uses the Uno Skip card during a game, the next player in turn is skipped and loses their chance to play a card.