By new I mean original songs, not covers of older standards.
Seasons Greetings in the Abyss by Sleigher
A Yuletide reinterpretation of the Slayer classic, Seasons in the Abyss. Featuring members of Haken, Protest the Hero and Dream Theater.
It’s not quite what you asked for as it’s not an entirely new song, they add plenty of flourishes to it and entirely new lyrics, plus it’s just so silly and fun