"Warrior of the Darkness, arise." Rosie's transformation words before changing into the "Anti-Virus Destroyer". After the Anti-Virus Glitchtober Apocalypse, Rosie Ransomware was revived and her other eye that she got scratched was fully recovered, with the 7th Vivian Virus card absorbed with her. Later in part one, after all her avatars got destroyed. she revealed that Viola Anti-Virus is her back-up, and she is the host of the 13th Vivian Virus card. Explaining how Viola is her back-up, Rosie reveals that she implanted card number 13 inside Viola. During the Glitchtober Apocalypse, on October 19th in the middle of the night while she's asleep. The card is revealed to have been retrieving data of the other Vivian Virus cards gathered and is programmed to recreate Rosie Ransomware upon the time of her destruction while copying Viola's data in the process. Every time she gets revived, she'll grow stronger and a step closer to perfection on becoming the ultimate life form. As a result, the only way she can be defeated is with Viola's destruction. Rosie Ransomware now has the ability to transform to her new power suit. In her new power suit, called the Anti-Virus Destroyer. Rosie Ransomware eventually copies the abilities from the Anti-Virus Sisters, the redeemed malwares, Viola's classmates, the Firewall Guard, literally anyone. All of those abilities will become data. She will also have a brand new machine that surpasses the power of all the virus leaders final forms combined. She also have the data on the Anti-Virus Machines, the Firewall Guard machines, Max and Mary's parasite forms, literally any machine, any Megabot, and even any Ultrabot. Her Ultimate Masterpiece machine is the Ultra-Hyper prototype-3000, The Catastrophonator. In Part 3, Viola must find another way to get the card out of her, so that Rosie Ransomware will no longer be invincible.
Credit to everyone! Most credit goes to their owners. Note: Rosie Ransomware will be the True Final Villain in the Ultimate Virus Battle Z. Her new battle suit will make it's first appearance in the Second part of "The Ultimate Virus Battle Z", alongside her ultimate masterpiece machine, The Catastrophonator.