Voice actor: Susan Blu (English)
Flareup was amongst the crowd when Ratchet and Captain Fanzone were transwarped to Cybertron. She, along with the other Transformers, was disgusted to see the "filthy" Organic. Flareup told Grandus to step on it, but Ratchet stopped them. Both Flareup and Grandus was shocked that Ratchet touched the organic.
- It is unknown whether she transforms or not. It is likely she does because she has wheels on the back of her robot mode.