Octo Attack features a 6x5 grid layout with 5 fixed paylines, which means wins are formed by landing matching symbols across these lines. The game incorporates a variety of themes, including Aztec, Ocean, and Horror, giving it a unique visual appeal. Key symbols to watch for include Wilds that substitute for all other symbols and can come with multipliers ranging from 1x to 10x. The Eye of Otto symbol is particularly important as it activates the Tenta-Grab mechanic, adding an extra layer of excitement to the gameplay. The cascading feature ensures that after every win, the winning symbols are removed, allowing new symbols to drop in and potentially create additional wins.

Octo Attack accommodates a wide range of players with its betting range from €0.1 to €100 per spin. Given its medium volatility, players can expect a balanced session length with moderate bankroll swings. The presence of a bonus buy feature allows players to directly access the game's special features, though it's important to weigh the cost against potential rewards.