Horse Derby Racing is a fun horse racing game that you can play for 1 or 2 player. Race with horses from 7 different continents and the planet Mars. After each race the horses get faster. There are the fastest Unicorns on the planet Mars. You can become the champion by winning all the runs! Horse Derby Racing, horse racing game, horse racing, 2 player game, racing game, unicorn, mars, champion, speed, fun, mobile game, racing simulator, competitive racing, horse racing simulator