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Grukkle Onslaught is a thrilling tower defense game where you must defend a vital blue portal from relentless waves of enemies! Strategically position your towers to create formidable defenses and safeguard your gateway. Test your tactical skills, adapt to evolving threats, and master quick thinking to emerge victorious in this arcade-style adventure. Protect the portal from hordes of Grukkles and other bizarre creatures. The game demands careful planning, resource management, and precise tower placement. Experiment with different tower combinations to discover the most effective strategies for survival. With intuitive controls designed for both PC (mouse) and mobile (fingers), Grukkle Onslaught offers an engaging experience anytime, anywhere. Can you withstand the onslaught? Dive into Grukkle Onslaught today and prove your mastery of tower defense! Experience challenging levels, rewarding upgrades, and a captivating battle for survival. Prepare for an unforgettable journey filled with strategic gameplay and exhilarating action. tower defense, strategy game, arcade, survival, portal defense, Grukkle Onslaught, mobile game, PC game, tactical, enemies, waves, upgrade, gameplay, best tower defense, free tower defense