Allying himself with Sebastian Shaw, Janos took the codename Riptide. He was one of the mutants who attacked the CIA. He participated in the Cuban Missile Crisis, where he was defeated. Not long after, however, he joined the Brotherhood of Mutants, under the lead of Magneto. He was later captured and killed by Trask Industries.
Janos possessed some degree of superspeed, being able to turn his arms fast enough to create tornadoes.