During Entombed’s July 14 set at the Gefle Metal Festival in Gävle, Sweden, the band were joined onstage by a number of guests including: Cronos (Venom), Tomas Lindberg (At The Gates), Scott Carlson (Repulsion), Johnny Hedlund (Unleashed), and Urskogr (Serpent Omega). You find some fan-filmed footage of that below. The concert, which also featured former…