Get ready for some serious echidna action! This coloring page features Knuckles from Sonic Boom, the tough and powerful red echidna who's always ready to throw down. With his signature spiked fists and determined expression, Knuckles looks every bit the strong, loyal hero kids love from the popular animated series. Your little artist gets to choose all the colors — will they stick with his classic red look or go wild with a brand-new style? This free printable PDF is perfect for Sonic fans of all ages. Just download, print, and let the creativity flow. A fantastic pick for a rainy afternoon or a fun activity after school!
