Helloween is a 10-pay line, 5-reel video slot game that pays from left to right. The game features a unique music theme that takes players on a thrilling journey through the world of heavy metal music.
The game is set against a dark and eerie background with a spooky soundtrack and overall Halloween vibe of the game.
One of the most exciting features of Helloween is the Keeper of the Seven Keys Feature Wheel. When a Scatter symbol appears on reels 1, 3, and 5, the feature wheel activates, allowing players to choose from one of seven features.
Each feature awards 5 Free Spins, except for Helloween Free Spins, which provides 7 Free Spins. The I’m Alive, Future World, Eagle Fly Free, Dr Stein, March of Time, and I Want Out features do not offer scatters. The Scatter symbols also serve as Wilds in the game.
The game offers several exciting features. Wild symbols in I’m Alive, that have on a reel depart on the subsequent spin and expand one position up or down on each spin. In Future World, any Wilds that land extends to fill the reel.
In Eagle Fly Free, one Wild is flown onto the reels during each Free Spin and stays there during the whole spin, shifting positions.
At Dr Stein, any occurrence of a randomly chosen royal symbol on the reels changes to Wild. Wilds in March of Time on the reels and advance one spot to the left with each spin; however, once they reach reel 1, they vanish and are replacing other symbols on the reels.
In I Want Out, the wild symbols increase to 2×2 symbols when they fall on the reels.
The Halloween Free Spins bonus round provides 7 free spins. Moreover, it has the potential to re-trigger the Keeper of the Seven Keys Feature Wheel.
The Scatter symbols accumulate over spins in Helloween Free Spins, and by gathering three Scatters, the feature wheel activates. A further 7 free spins are adding if the Helloween free spins are retriggered. The Scatter collecting meter resets after it is full.
Further, any further Scatters are to the reels after the feature activates.