When a Chao is cared for by one with a heroic heart, or abused by one with a dark heart, it will grow into a Hero Chao. If you don’t want to spend the time raising one, you could also just feed a Chao a Hero Fruit. Hero Chao are genderless Chao with a kind, polite disposition. They can run alongside Sonic and friends in Sonic Runners, boosting all score elements.