There is a gold ‘Wild’ symbol. It can land stacked on all the reels and will substitute for all the other symbols, except the scatter symbol, to help and form winning combinations.
The detective is the scatter symbol and is the key to the slot’s bonus features.
On any spin the Murder Spins feature can begin. There are two kinds of Murder Spins, the Weapon Spin and the Murderer Spin. On a Weapon Spin a murder weapon is revealed and up to twelve special ‘?’ symbols are added to the reels, they then transform into the murder weapon to form a guaranteed win. On a Murderer Spin the murderer is revealed and then up to twelve ‘?’ symbols are added to the reels before transforming into the murderer symbol to create a guaranteed win.
When at least three detective symbols land on the reels you are presented the choice of four bonus features, Wild Spins, Reveal Spins, Clue Hunt and Multi Spins. Triggering the Wild Spins with three, four or five scatters awards 12, 16 or 25 free spins respectively during which two wild symbols are added to reels one to three with each spin. Triggering the Reveal Spins with three, four or five scatters awards 6, 8 or 12 free spins respectively during which up to twelve ‘?’ symbols are added to the reels with each spin and then transform into matching symbols. The Clue Hunt bonus is a picking game in which you need to search for the murder weapon in the garden to win cash prizes. Triggering the Multi Spins with three, four or five scatters awards 12, 16 or 25 free spins respectively. The spins come with a 3x multiplier and the Murderer Spin can be triggered on any spin. Furthermore, the Multi Spins can be retriggered by landing two or more extra scatter symbols.
Murder Mystery offers a top payout of 750x for landing five wild symbols. The young woman can payout up to 500x, the old woman can payout up to 400x, the man can payout up to 300x, and the gun, knife and poison can all payout up to 150x.