Nitropolis 4

Nitropolis 4

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The Nitropolis 4 slot is set in a futuristic cityscape where animal factions roam, each represented by cartoon-like dogs, cats, rats, and raccoons. The reels are packed with unique symbols, gadgets, and neon details that create an urban look. Animated backgrounds feature mechanical elements and shifting skylines, adding to the atmosphere. Various features, such as special wild symbols and extra reel modifiers, appear throughout the gameplay. Sound effects and music are tuned to the cyberpunk setting, highlighting the game's playful yet industrial tone. Players can explore each faction and their quirky personalities as they spin the reels.

How to Play Nitropolis 4

Nitropolis 4 is a video slot developed by ELK Studios that features 6 reels and 4 rows to start. The reels can expand up to 8 rows during gameplay. The game offers a minimum bet of £0.20 and a maximum bet of £4 per spin. Each bet consists of 100 coins.

Paylines and Winning Combinations

  • Each spin begins at the selected bet amount when the Spin button is pressed.
  • By default, wins are awarded from leftmost to rightmost reel, on consecutive reels. When Both Ways is active, winnings can also be counted from the rightmost reel to the left.
  • Only the highest win per active payline is awarded.
  • All wins and combinations are awarded in accordance with the Paytable, and winning amounts are displayed in the player's chosen currency or in coins, depending on personal settings.

Game Mechanics and Special Features

Base Game and Expanding Rows

  • Spins in the base game start with 4 rows and offer 4,096 ways to win.
  • The columns can expand up to 8 rows, increasing the potential number of ways to win during certain features and triggers.

Nitro Reels

  • A Nitro Reel covers two symbol positions on the reels, while a big Nitro Reel covers six symbol positions.
  • Each Nitro Reel may contain a super bonus symbol and always counts as one 1x1 symbol for win evaluation, regardless of its physical size.

Symbols

  • The wild symbol substitutes for any regular icon except the bonus and super bonus symbols.
  • A line filled with wilds pays the same as the highest-value symbol in the game.
  • The Nitro Multiplier symbol acts as a blocker but multiplies all visible wins on the reels with values ranging from x4 up to x12.

Avalanche Feature

  • When a win occurs, all winning symbols (except Nitro Reels) explode and disappear from the grid.
  • Remaining symbols fall into lower positions, and new symbols drop in from above to fill the gaps, potentially creating further wins.
  • This process continues as long as new winning combinations are generated in the same spin sequence.

Nitro Booster Mechanics

  • The Nitro Booster can activate a total of eight features; five affect the main reels, while three target the Nitro Reels specifically.
  • If there are no more wins present, the Redrop feature is triggered, causing only the Nitro Reels to respin.
  • Both Ways and Max Rows features are deactivated when bonus mode is entered.

Bonus Mode and Free Spins

  • Collecting three or more bonus symbols on the reels triggers bonus mode, awarding a series of free spins.
  • Additional free spins can be awarded during bonus mode if qualifying symbols land.
  • All winnings accumulated during bonus mode are paid out at its conclusion.
  • It is not possible to change the bet size during an active game round.

Additional Information and Malfunction Policy

  • The RTP is displayed directly within the game interface.
  • Should a malfunction occur, all current bets and associated wins become void.

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*All values (Bet Levels, Maximum Wins etc.) mentioned in relation to this slot game are subject to change at any time. Game features mentioned may not be available in some jurisdictions.