50 Dolphins is a five reels slot game with up to 50 paylines by Ainsworth Interactive. This deep sea adventure game offers the ultimate in stacked symbols and wilds along with stacks of bonus features, with a serene graphical style and a high game volatility. If a dolphin symbol splashes up on reels 3, 4 or 5, this stacked icon will substitute for all symbols in completing winning combinations. With three or more scattered coin symbols, 10 free games will be triggered.  An additional 5 free games can be triggered during the free game feature with three or more coins again.