Tad is a Toad in The Ghost of the End. He was the younger brother of Tod, until a fatal accident occurred, where he died and turned into a ghost. He is an Allie in Nintendo RPG, where he helped the character ride the Excess Express.
- Tad and Tod's names are based on Toad. Toad and Toad
- In the original plans, Tad was going to be killed by the Shroobs, removed to make the story more "present-day".
- Tad mentions Heal T. in Nintendo RPG