Reveal the liar

Product features: distributes from 8-20 cards to each player, and the remaining cards are for drawing. The first player places any number of cards from any number of cards from any number in the arena, so that the card placed cannot be seen. He says what he placed – he may be truthful or lying. The next player places any number of cards from the same number that the first player chose. Any of the players can challenge any player whenever a card is placed in the arena. He must reveal his cards in the arena. If he is truthful. He takes from the one who challenged all the cards in the arena. If he is lying, the liar takes all the cards in the arena. The one who is correct starts playing again. The first to run out of cards wins.