The heavy power trio Karma to Burn describes its sound on its Facebook page as “like a bong filled with whiskey.” We might add “… smashed over your head.” The West Virginians headline a huge show at Geno’s (625 Congress St., Portland) with the Canadian trio Sierra, Boston bruisers Kind and Portland’s own Pigboat at 9 p.m. Tix: $8 (21+). 221-2382.

