Helpy is Fazbear Entertainment's secondary mascot character in the Five Nights at Freddy's series, making his first appearance in Freddy Fazbear's Pizzeria Simulator.
You can add as many animals as you like in as many breeds as you like. The only rule is do NOT be weird about "spirit animals;" see here for more info: https://www.wellandgood.com/spirit-animal-native-american/
