Betzefer (Hebrew: בצפר) is an Israeli groove metal band, originating from the communal settlement Maccabim-Re'ut. The band was formed up in 1998 and was signed to Roadrunner Records from 2005 to 2007. Betzefer is notable for becoming Israel's first heavy metal band to have released its debut album on a major heavy metal label. Betzefer's biggest influence is Slayer, while Pantera and Sepultura are also credited as being major influences. The band's latest album was produced by Down producer Warren Riker.