When Dr. Elrod Purvis tries to steal a regenerative growth formula, it spills on him and transforms him into the insidious Dr. Viper. Only the SWAT Kats can stop him from turning Callie and Mayor Manx into mutations, too!
Rex Shard was a convict serving a nine-life sentence at Megakat Maximum Security Prison who was chosen by Warden Cyrus Meece to operate Dr. Lieter Greenbox’s experimental Gemkat 6000 mining device in its trial run. In return, Meece would shave some time off of Shard’s prison sentence. Amazed at how quickly the Gemkat 6000 worked, he attempted t…More