Free Rex online slot game is based on Kommisar Rex. This slot machine revolves around a German Shepherd, which is the central character. This casino slot game developed by Novomatic has 5 reels and 40 paylines. Paw prints and handcuffs are regularly occurring symbols. 5 German Shepherds appearing on payline offers 2,000 coins.
The paw print is the wild symbol and forms high winning combos after substitution. Police siren when blowing for three or more times awards 16 free spins. Players get an extra helping hand to create big wins when sandwich symbol turns wild. This means sandwich and paw print symbols will continue to generate bigger wins throughout free spins.