If the 4♣ is face down, that hand will be ruled dead at showdown. You may try to bluff with the 4♣ face down and win without showing down. However if the 4♣ is revealed in a showdown the hand is automatically dead.
If the 4♣ is face down, that hand will be ruled dead at showdown. You may try to bluff with the 4♣ face down and win without showing down. However if the 4♣ is revealed in a showdown the hand is automatically dead.