Catch Out is a bluffing cardgame. About concerning three digits number, you must guess previous player lied or not, and then deceive or convince next player as you said true.
Turn player calls 3 digit number consist from three cards. The left player must decide to believe right player' call and take those cards, or call challange. If right player called three identical numbers like 777 or 888, you have to challange.
At challange, you must call Doubt or True. If your call is correct, you can select which card you take and hand to right player. If your call is miss, the right player can select. Angel cards is 2VP. Devil cards is negative 2VP.
The game is finished when draw deck is exhausted. Winner is the player of highest VP.