Origin
Ida Horn worked for Hack Axeley. Mr. Axeley was a private detective who built up a lot of evidence on several crime bosses including Baldy Pate and Gerk Kreg. This information was used by Ms. Horn and another employee Baxter Forbes (the Terror) to blackmail the crime bosses. Eventually this leads to the Mr. Axeley’s death as he is beaten to death by the Terror. A she was in league with the Terror she helps cover for the Terror even going so far as to try and help the Terror by fighting the Creeper herself in hand to hand combat.
Creation
Ida Horn was created by Steve Ditko in 1968. He first appeared in Beware the Creeper 1.