Highway Kings Pro is an exciting online slot game that gives players the chance to feel like the kings of the road. With 5 reels and 9 paylines, this game has a trucker theme, and is all about hitting the highways and collecting prizes. There are several different symbols on the reels, including trucks of different colors, tires, steering wheels and dice. The biggest payout in the game comes from spinning 5 red truck symbols on an active payline. With a fun soundtrack and simple gameplay, Highway Kings Pro is a great choice for anyone who wants to have some fun while playing casino games online.