Player who tracks dealt cards.
a skilled player who keeps track of the cards as they are dealt.
Someone who counts cards. Using the face value of the cards, i.e. face cards or number cards, the cardcounter determines when the deck is weighted in his/her favor.
a blackjack player who tracks or "keeps count" of the cards that have been dealt.
Card counters are players who keep track of the cards that have been dealt in an attempt to gain an advantage over the house.
A player who keeps track of cards played out so that he can determine if the remainder of the deck or decks is favorable or unfavorable for him.