Apparently there’s an LA based band called Metalachi that (obviously) blends mariachi with the heavier side of things, which sounds insane. But to prove that it isn’t, here’s a video of Slayer drummer Dave Lombardo joining them on stage to run through their version of “Raining Blood.”

Don’t let the dreadlocks fool you: these guys are great. You’ll be sold by the breakdown. We guarantee it. [via Metal Injection]

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