Jason Rusch helped Martin Stein with the F.I.R.E.S.T.O.R.M. project in the past, on the topic on which they wrote an 800 page research paper. When Stein disappeared, the F.I.R.E.S.T.O.R.M. research and data was sealed by the army- causing Jason to become paranoid.
Jason mailed in a résumé to S.T.A.R. Labs and Mercury Labs, but was only offered a job at Mercury Labs.
Over a year later, Jason met with Caitlin Snow, inspite of his doubts of meeting with her, answered questions ehe wanted to know about F.I.R.E.S.T.O.R.M.who wished to know about the F.I.R.E.S.T.O.R.M. project. He summarized his paper for Caitlin, and left quickly.
- In the DC comics, Jason was the second Firestorm, receiving powers after Ronnie Raymond died.