Christmas is nearly upon us and Slots Capital and Desert Nights Casino is marking the holiday season with an advent calendar promotion offering players a range of limited-time deposit bonuses.From now until the big day on December 25, the Rival-powered online casinos are handing out daily deposit bonuses worth up to $1,000 alongside some no-deposit bonuses.“Many days there are $30 to $50 top-up bonuses and there are also no-deposit bonuses hidden under some calendar dates,” read a statement from the pair.“Some days there are extra special bonuses like the up to $1,000 250 percent matching bonus on December 13.”The pair revealed that those enjoying slots such as its holiday-themed Snow Wonder title on Christmas Day will be able to take advantage of a $50 complimentary bonus featuring a maximum $500 cash-out as well as a second bonus valued at up to $10.