Eraser Girl is a supervillain played by Tasha. She has the power to erase anything in her path. Eraser Girl works with Yucky Man and Dr. Shrinky, two of the most powerful villains in the world.
Eraser Girl is mostly yellow. She wears a black suit with an eraser emblem on the center. She also wears a large helmet with a pencil eraser on top.
Eraser Girl has not appeared in any episodes of The Backyardigans, but is included on various pieces of merchandise. She can be seen in several editions of Nick Jr. Magazine, in the Easy Sudoku Puzzles 2 book, on a temporary tattoo sheet, and on a NickJr.com iron-on printable. Two different plush variants of Eraser Girl have also been released.