Blackjack aficionados are in for a treat on Friday as Intertops Poker and Juicy Stakes are running a special promotion that will offer to increase any prizes by five percent.The Horizon Poker Network sites ran a similar blackjack-themed campaign last week and revealed that this latest incarnation is set to take place for three hours on June 30 beginning from 7pm New York time.“Blackjack is a fun and relaxing way to unwind after a busy week,” read a joint statement from Juicy Stakes and Intertops Poker.“We thought we’d help get the weekend off to a winning start by topping up everyone’s blackjack wins. To receive the five percent blackjack bonus, players simply play any blackjack game and there are three to choose from. Whenever they win, we will automatically add an extra five percent to the pay out. It will be paid to players’ bonus balances and is subject to a 15-time play-through requirement. Players can win up to $250 in extra blackjack winnings.”Intertops Poker and Juicy Stakes declared that they offer a wide selection of games from developers such as World Match and Betsoft Gaming Limited including regular, double-draw and perfect pairs blackjack titles.