Ultimate Big Chill (Ben 10) controls Ice Flames. When his beams hit his target, the ice consumes the heat of whatever they touch and use that energy to burn, which he describes as "fire so cold it burns."
Leviathan, the Argentous Phantom Flame of Hades (Code:Breaker) burns away the heat from the area to freeze its target, placing it in hibernation state.
Mammon, the Dichromatic Twin Flamberges of the Netherworld (Code:Breaker) produces flames of dual-colored flames, one hot and one cold.
Romeo Conbolt (Fairy Tail) using one of the techniques of Rainbow Fire to create cold flames.
Shoto Todoroki (My Hero Academia)
White Kyurem (Pokémon) using "Ice Burn", firing off fire-charged ice that can frostbite-burn the target.
Trick Chain (Valkyrie Crusade) can manipulate freezing fire, and infuse it on her chain yo-yo.
Thanks to her Lovix form, Bloom (Winx Club) can use both the power of ice and her Dragon Flame source of magic.
Gill (Street Fighter series)
Danny Fenton/Danny Phantom (Danny Phantom) created an explosive snowball with his Ghost Ray and Cryokinesis