Mystery Symbol
The ultimate horror lurks just beyond these reels… But brave the terror and open the Eldritch Books, and you could win huge bonus prizes! Each Book will reveal its own mystery prize if they land in a winning combination. Summon all of your courage, and gaze into the face of Arkham Fear!
There’s mystery lurking between the bars at Hellcatraz. Each Mystery Symbol appears as a countdown, reduced with each cascade. When it reaches 0 the symbol is revealed. Choose between Lockdown Mode or Mixed Mode that start at the same counter values or different ones, respectively.
Keep an eye out for Key Symbols that can award 1-10 Keys each, 2000 of them unlock Super Free Spins where Mystery Symbols immediately reveal themselves, and Golden Mystery Symbols trigger additional spins with just 2 cascades!
Keep an eye out for Key Symbols that can award 1-10 Keys each, 2000 of them unlock Super Free Spins where Mystery Symbols immediately reveal themselves, and Golden Mystery Symbols trigger additional spins with just 2 cascades!
