Paula Holt is the superhero Ms. Terrific of Earth 23. On her Earth, her husband Michael Holt died in a car crash, unlike on Earth 0 where it was Paula who was killed. After her husband's death, she used her genius intellect to fight for good as Ms. Terrific.
She came across the Mr. Terrific of Earth 0 when he was transported to her world, and after helping him to escape from Java and his forces, she accompanied Mr. Terrific back to Earth 0 and became a member of his team The Terrifics.
- Genius Level Intellect: Like Mr. Terrific, Ms. Terrific possesses a genius level intellect.
- T-Cubes: Ms. Terrific utilizes T-Cubes, which function identically to Mr. Terrific's T-Spheres.
- In The Terrifics #13, Paula went by the alias Mrs. Terrific, but from The Terrifics #15 onwards, she used Ms. Terrific instead.
- 16 Appearances of Paula Holt (Earth 23)
- 2 Images featuring Paula Holt (Earth 23)
- Quotations by or about Paula Holt (Earth 23)
- Character Gallery: Paula Holt (Earth 23)