Gargantoonz

Gargantoonz, developed by Play’n GO, features a 7×7 grid layout with a vibrant Sci-Fi alien theme, showcasing colorful creatures reminiscent of Reactoonz and the experiments of Dr Toonz. Wins are achieved by forming clusters of five or more matching symbols either horizontally or vertically, and winning clusters disappear, allowing new symbols to cascade into the grid. Each cluster win fills up an Experiment Charger, and once a sufficient number of symbols are gathered, one of three unique experiments is activated: Gamma Ray Burst, Black Hole, or Supernova. These experiments introduce wild symbols to the grid in various ways—some remain sticky while others move. Additionally, a Gargantoon Charger tracks the successful completion of these experiments. Upon finishing all three, the Gargantoonz feature is triggered, where Gargantoon Wilds emerge and evolve through stages, starting from small 1×1 wilds and growing into larger 2×2 and 3×3 wilds, enhancing wild coverage. The game also includes a Fluctuation feature that randomly selects a symbol each spin; if this symbol is part of a winning cluster, one or two “Quantum Wilds” will appear in the spots left empty by removed symbols. In spins that yield no wins, a Discharge feature may randomly distribute several Quantum Wilds across the grid. Instead of a traditional free spins bonus round, the game focuses on the experiment system and the evolution of Gargantoonz as its main bonus mechanism.

You can try it for free in demo mode or play it for real money.