Long-time friend of the Danvers family, Mattie was unaware that her best friend Linda is actually Supergirl for awhile. Mattie became involved with Cutter Sharp while dodging the frequent weirdness and supervillains that seem to be attracted whenever her friend Linda is around.
Powers and Abilities
- 44 Appearances of Mattie Harcourt (New Earth)
- 1 Images featuring Mattie Harcourt (New Earth)
- Quotations by or about Mattie Harcourt (New Earth)
- Character Gallery: Mattie Harcourt (New Earth)