Heat Wave

Heat Wave is a villain from The Flash comics and media.

Origin
Even at a young age, Heat Wave was a thorough pyromaniac. He set his house on fire and burned his family alive. He attempted to get a job at the circus as a fire eater, but eventually, he wound up setting the circus on fire. He, later, set out on a life of crime.

Powers and Abilities
Heat Wave has been known to make flamethrowers and "heat guns" to assist in his crimes.

Justice League Unlimited
He first appears in the show Justice League Unlimited as part of the Legion of Doom. In the episode "To Another Shore" he is sent along with Killer Frost, Giganta, and Black Manta to aquire a viking ship from a glacier. While the other villains fight the Justice League he mainly uses his flamethrower to melt the ice. In the end he is knocked out and the Legion is stopped. In "Alive" he sides with Lex Luthor during the mutiny and is seen fighting Angle Man. He later uses his flames on Blockbuster I but is stopped when Silver Banshee uses her scream on him. This nearly kills him until she is stopped by Star Sapphire. In the end he is one of the only members to survive the Legion's base explosion. In the series finale "Destroyer" he aids the Justice League in fighting Darkseid's forces. In this show he is voiced by Lex Lang.

Batman: The Brave and the Bold
He later appears in the show Batman the Brave and the Bold in the episode "Requiem of the Scarlet Speedster" as a member of the Rogues. In this show he is voiced by Steve Blum.

Arrow-verse
Dominic Purcell plays Heat Wave in the 2014 TV series The Flash and the spin-off DC's Legends of Tomorrow, alongside his Prison Break co-star Wentworth Miller who plays Captain Cold in the series. Initially being a villain with little care for anyone but his partner, he has started to warm up to his team-mates onboard the Waverider as part of the LoT.