Basic Heroes: 
Chef- a muscular humanoid with a tall chef's hat, a red tie and shades. He fights with a giant meat mallet.
Scientist- Scientist has green skin, pink hair, glasses, and a white lab coat. she wields a electricity stick.
Wizard- he is a humanoid. With each upgrade his attacks get stronger. His weapon is a wand.
Lemonade cat- Cat is a small, light grey cat with two whiskers on each side. She wears a pale yellow tank top. She sells lemonade for Mana (The currency of tower heroes)