Voicemod has over 95 (and soon many more) different voices at your disposal.
You can check samples of some of them in the following link: https://www.voicemod.net/voice-changer-demos/
You will find samples of all voices available in Voicemod!
Go check our Robot, Baby, Kid, Zombie, Ogre, Zombie, T-Pain, Lil'Mod and many more!