There are multiple artists with this name: 1) Wolf is a heavy metal band from Sweden (active). Current line-up: Niklas "Viper" Olsson – Lead Guitars & Vocals Anders "Tornado" Modd – Bass Richard "Raptor" Holmgren – Drums Simon Johansson – Guitar 2) Wolf is a heavy/speed metal group from Japan (Currently disbanded). For this specific band, please change your tags to ＷＯＬＦ. 3) Wolf is a NWOBHM band from Cheshire, UK (disbanded).