Dive into the depths of the ocean with Big Atlantis Frenzy, an aquatic adventure set amidst the mythical sunken city. This game features a 5x3 reel layout with 10 fixed paylines, focusing on an exciting fishing mechanic. During free spins, the angler symbol collects values from all visible fish symbols, with the angler itself upgrading to provide multipliers up to x10 for subsequent collections. Players choose between a low volatility 'Small Fish' mode or a high volatility 'Big Fish' mode, customizing their gameplay experience to seek maximum wins up to 4200x.