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Big Ghoulies is an online slot from WMG themed around classic horror and Halloween monsters. The game takes players into an old haunted house where the reels feature a vampire woman, Frankenstein, a pumpkin, monsters, bats and other characters in a light-hearted spooky style.

The game uses a 5-reel, 3-row layout. Players can choose between 5 and 20 active paylines. Italian game rules state an RTP above 90%, while operator tables list a theoretical value of 90.60%. Reviews generally describe the volatility as medium, and the betting range may vary by operator.

Game features

• Wild symbols
• Bonus Game
• Pick Bonus
• Bonus Symbols
• Win multipliers
• Autoplay
• Horror Symbols

The Wild is represented by the Vampire Woman. It substitutes for regular paying symbols and helps form winning combinations from left to right across active paylines. The Wild does not substitute for the bonus symbol, as that symbol triggers a separate feature.

The bonus symbol is linked to the Haunted House or Horror House. Landing the required number of these symbols opens a bonus game set inside a house with windows. This is the main feature that distinguishes Big Ghoulies from simpler horror slots built only around standard paylines.

Bonus features

The Big Ghoulies Bonus Game is a pick bonus. A house with several windows appears on screen, and the player selects windows to reveal hidden prizes. These can include cash values, extra bonus elements, multipliers or symbols that reduce the number of lives remaining in the feature.

The round continues until all available attempts have been used. This makes the bonus more interactive, as the outcome is determined through choosing objects in the haunted house rather than by a standard reel spin.

Autoplay is available in some versions of the game and can be used to run a sequence of spins automatically. In demo mode it is useful for checking the frequency of bonus symbols and the overall payout pattern.

Theme and style

Big Ghoulies uses a light horror style. The game features dark backgrounds, cartoon monsters, a haunted house and a Halloween atmosphere, but it is not especially grim. It is more of an entertaining monster slot than a genuinely frightening game.

The slot belongs to categories such as horror slots, Halloween slots, monster slots, classic slots and video slots. It suits players who enjoy simple 5×3 games, selectable paylines and object-picking bonus rounds.

Popularity with players

Big Ghoulies is seen among players in Italy, the United Kingdom, Canada, Germany, the Netherlands, Norway, Sweden, Finland, Denmark and New Zealand. It is especially common in Italy, where WMG is available through regulated local operators.

Interest in the game comes from its horror theme, straightforward rules, Haunted House bonus and selectable number of paylines. The 90.60% RTP is below the average of many modern online slots, making demo mode particularly useful for understanding the game’s mathematics.