(1) After all wagers have been made, in accordance with regulation 14 in a round of play in a game of blackjack but prior to the first card being dealt for the round of play, each player at the game of blackjack may elect to wager, an amount not greater than his or her regular blackjack wager, that the sum of his or her initial 2 cards totals either Under 13 or Over 13.
(2) An Under 13 wager of a player shall win if the sum of the initial 2 cards of the player is less than 13, and shall lose if the sum of such cards is more than 13.
(3) An Over 13 wager of a player shall win if the sum of the initial 2 cards of the player is more than 13, and shall lose if the sum of such cards is less than 13.
(4) An Over or Under 13 wager of a player shall lose whenever the sum of the initial 2 cards of the player is exactly 13.
(5) All winning Over or Under 13 wagers shall be paid at odds of 1 to 1.
(6) All Over or Under 13 wagers made during a game of blackjack shall be settled prior to the completion of the regular blackjack hands.