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Overview and Theme

Octo Attack is an underwater-themed online slots game developed by Play’n GO, a renowned Swedish gaming company. The game features eight-legged creatures as its primary characters, set against the backdrop of an oceanic environment. The theme’s focus on cephalopods adds a unique twist to traditional slot machine designs.

The Octo Attack logo serves as the game’s central icon, displaying a stylized octopus with glowing blue eyes. This striking image is accompanied by an animated introduction that showcases various sea creatures, including fish and other invertebrates. octoattackgame.com The background visual elements consist of seaweed-covered rocks, coral reefs, and ocean currents.

Symbol Design and Animation

The Octo Attack slot features a variety of symbols, each carefully designed to fit the underwater theme:

• High-paying symbols:

  • An octopus icon is worth 10 free spins when three or more land on an active payline.
  • A fish symbol offers rewards ranging from 3 to 50 times the total bet.
  • A treasure chest and a pearl shell symbol offer varying payouts, up to 20x and 30x respectively.

• Wild and Scatter symbols:

  • The Wild symbol replaces most other icons except for Scatters.
  • Three or more Scattered octopus symbols initiate the Octo-Attack free spins feature.

The game’s animation is smooth, with clear transitions between game rounds. During gameplay, animations are triggered by player interactions (e.g., when a winning combination lands on an active payline).

Reels and Paylines Mechanics

Octo Attack features a 5-reel slot machine design. Each reel has four symbols per row for the standard six-row layout is replaced with seven rows.

The game comes equipped with 20 fixed, non-adjustable paylines.

• Standard play:

  Winning combinations are formed from left to right on these predetermined lines. Minimum of two identical adjacent icons along a line result in a win. Payouts for consecutive wins (e.g., when three or more fish symbols land) accumulate.

The maximum number of active paylines is capped at 20, offering an array of combinations and potential rewards.

Core Gameplay Mechanics

• Game balance:

  Octo Attack’s base RTP stands between 96.08% to 97.23%.

  Game balance metrics suggest that the slot favors player returns with an average Return To Player (RTP) for players and a volatility rate of around Medium.

Players can choose from four bet levels ranging from $0.01 per line up to $2, allowing for customization according to individual preferences.

Each stake level adjusts the bet amounts accordingly but the game still has fixed wins.

• Free Spins:

  The Octo-Attack bonus round features a distinct playing field.

When triggered, three or more Scattered octopus icons activate this feature.