When a mysterious rift rips through time and space, Sonic and his friends are unexpectedly transported into the world of ninja-Naruto's Hidden Leaf Village. The blue hedgehog and his gang, including Tails, Knuckles, and Amy, are thrust into a universe where chakra, ninjutsu, and the legendary shinobi await them. But the world of ninjas isn't all peaceful. A new challenge emerges as the Great Shinobi Gauntlet is announced, a competition of skill and strength where the greatest warriors from all walks of life compete for ultimate supremacy. As Sonic and his friends join forces with Naruto, Sasuke, Boruto, and the other ninjas of the Hidden Leaf, they must face fierce trials, grueling battles, and unexpected alliances. From high-speed races to fierce ninja showdowns, Sonic and Naruto's worlds collide in an epic clash of powers. But when dark forces, including the notorious Eggman and other rogue shinobi, threaten both worlds, Sonic, Naruto, and their teams must rise to the challenge-fighting side-by-side to protect their friends, their homes, and their very futures. In this thrilling adventure, they discover that strength lies not just in speed or power, but in the bonds forged through trust, teamwork, and friendship. The Great Shinobi Gauntlet will test them in ways they never imagined, but with heart and determination, Sonic and his new ninja allies might just prove that no gauntlet is too great to overcome.