The game developed by Novomatic gaming system, with 3х5 reel, 9 pay lines, wild and free games.
You can see Dolphin's pearl, a classical slot by Novomatic developers. The slot works on 5 reels, each having 3 rows. Wild doubles a win and can substitute any symbol on the reel, except Scatter. Scatters in their turn activate free games (a player shall receive 3 or more Scatters for a spin), wins are tripled during these games.