While in college, Liza Warner was the only survivor of the "Killer-in-Boots", who killed all her roommates. The event made her decide to join the police. She stopped several criminals, and hoped to catch the killer, one day.
- Law: Lady Cop is trained in all aspects of police law-enforcement.
- Although this character was originally introduced during DC's Earth-One era of publication, their existence following the events of the 1985–86 limited series Crisis on Infinite Earths remains intact. However, some elements of the character's Pre-Crisis history may have been altered or removed for Post-Crisis New Earth continuity, and should be considered apocryphal.
- 3 Appearances of Liza Warner (New Earth)
- 3 Images featuring Liza Warner (New Earth)
- 1 Quotations by or about Liza Warner (New Earth)
- Character Gallery: Liza Warner (New Earth)
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