Blackjack players are in for a real treat this Christmas Day as Intertops Poker and Juicy Stakes are to run a special promotion that is offering to add ten percent to any winnings.The Horizon Poker Network sites announced that their Christmas Day Blackjack Boost campaign will see players able to instantly win up to an extra $250 featuring a 15-time play-through requirement simply for triumphing on any of the many blackjack titles they offer from developer Lucktap.Juicy Stakes and Intertops Poker revealed that they offer several versions of blackjack from Lucktap including Double Draw and Perfect Pairs alongside other online casino games from Betsoft Gaming Limited and World Match.“Everyone’s played regular blackjack but there are a couple of other variations to try as well,” read a statement from Intertops Poker.“There’s an optional re-draw in Double Draw blackjack and in Perfect Pairs blackjack two pairs in the same suit pays 30 times.”