Boston "math-metal" mavens For Sleeping or Jumping have unveiled their video for "Bone of Contention," one of several "radical and unpredictable" tracks -- according to an accurately written press release -- on the band's recently released Dead Languages EP. (Watch it after the jump.)

Directed by Chris Thomas, the clip finds the Beantown band thrashing away in some dark, smoky, secluded location. For the first two minutes, the video is black and white, but then things change to color. The song is said to "distort and twist throughout" -- again, the press info doesn't lie -- and quite fittingly, the visuals switch back to black and white for the final third.

Whether monochromatic or full color, singer Gio Coviello, drummer Taylor Pile and guitarist Tom Cawley tackle the song with maxiumum aggression. Toward the end, Coviello smashes a bottle, and at other points, it seems he's going to punch a whole through the concrete floor.

Check it out below.

Watch For Sleeping or Jumping's Video for "Bone of Contention"

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