When the team were tasked to capture Doomsday, Eva was assigned to gather information from Clark Kent, by impersonating Chloe Sullivan. However, Greer soon turned on Mercer and informed Clark about the team, after several of the members died, before she too was killed by an explosive device implanted in her head.
- Illusion Casting: Eva was able to create psychic illusions around her body. Allowing her to assume to appearance of another person.
- Eva Greer was portrayed by Anna Williams. While she was posing as Chloe Sullivan, Eva was portrayed by Allison Mack.
- A computer screen in "Injustice" gives her codename as "Mirror".
- Shares last name with Tina Greer, who also could assume the appearance of others. However, they appear to not be related, as a computer screen states that Eva had no known relatives.
- The exact details of her death are uncertain. Clark Kent accused Tess Mercer of killing her, but it was never substantiated. Tess denied it and blamed Eva's death on faulty technology.
- 4 Appearances of Eva Greer (Smallville)
- 2 Images featuring Eva Greer (Smallville)
- Quotations by or about Eva Greer (Smallville)
- Character Gallery: Eva Greer (Smallville)
Injustice League member