Are you ready to go back in time? All the way back to the Dinosaurs! Experience the world when tropical foliage covered the earth, volcanoes were widespread, dinosaurs roamed freely and T-Rex was the most feared dinosaur in the neighborhood. But there is no need to fear T-Rex in this game. He is a favorite awarding double the prize when used in a winning combination. So make sure to come prepared and ready to search out the dinosaur eggs, they are filled with free games! During normal play "T-Rex" only appears on reel 3 and substitutes for all symbols except scattered "Eggs". T-Rex Pick feature is triggered when 3 or more scattered "Eggs" appear anywhere. Select each "Egg" to reveal up to 10 free games per Egg. When T-Rex appears on reel 3 during free games he will eat all other dinosaurs appearing on screen and replace them with "T-Rex" symbols, before pays are awarded. The feature can be retriggered. Also, at anytime you may win the randomly-awarded progressive jackpot!