Jurassic Jackpot. is a three reel, one payline, and two coin slot machine. It has a wild, multiplier symbol and the maximum payout is 1,600 coins. The Jurassic Jackpot. symbol is wild and substitutes for any other symbol to complete winning combinations. A single Jurassic Jackpot symbol doubles the payout of any combination it completes. Two Jurassic Jackpot . symbols quadruple the payout of any combination they complete. .