Legendary Hero is a food item sold at the MTT-Brand Burger Emporium. Consuming it heals 40 HP, raises AT by 4 for one battle, and makes a fanfare sound (unless in Serious Mode).
- Eating a Legendary Hero during Mettaton EX's fight rewards 300 rating points.
- "Hero" is the prevailing New York City term for most sandwiches on an oblong roll with a generally Italian flavor.
- The name of this item could be a reference to The Dream Oracle finding the Legendary Hero in Gigi Digi's comic Cucumber Quest.