Rochester, New York's Kalibas have been a shape-shifting force in extreme metal since 2003, starting as a brutal death/grindcore act before incorporating black metal into their arsenal. Over twenty years they've grown into something genuinely hard to classify, which is precisely their appeal.

A New York hard rock and heavy metal act active since 2016, Kamakaze draw on the classic voltage of traditional heavy metal while bringing a contemporary edge to well-worn sounds. Unpretentious and loud in equal measure.

Thrash metal from the Bronx, New York — Kamchatka have been bringing the raw, street-level energy of New York City to the genre since 2005, two decades of tightly wound riffs and urban aggression. Their longevity in one of America's most competitive scenes is a testament to their commitment.

New York raw black metal project Kaosreich offers nothing in the way of polish or compromise — just corrosive, lo-fi black metal in the most primitive tradition since their 2021 formation. The rawness is the point.

Raw black metal from the small Hudson Valley city of Port Jervis, New York, Karcinosin have been cultivating a corrosive, stripped-down approach to the genre since 2020. Their music carries the cold isolation of rural upstate New York in every crumbling, lo-fi riff.

New York's Karnage have been unleashing no-frills thrash since 2013, built on grinding riffs and relentless forward momentum with no stylistic detours to slow them down.

New York's Kevorkian have been at the intersection of death and groove metal since 2013, fusing the genre's extremity with the mid-paced, headbanging punch that groove metal demands.

Also hailing from New York, Kevorkianesque take the brutal death metal template and push it to its logical extremes — relentless, pulverizing, and technically accomplished in the service of maximum punishment since 2016.

New York's Khanate are one of extreme music's most uncompromising acts — their drone/doom sound is not so much music as an endurance test, sculpting suffocating noise and anguished vocals into harrowing monuments since 2001.