Sub Terra II - Inferno's Edge (EN)Sub Terra II Inferno 's Edge Sub Terra II: Inferno's Edge is a cooperative adventure board game. You and up to five friends must explore a tile based volcano temple to steal a legendary artifact. To get it, you must find the path to the inner sanctum, unlock the secrets within, then escape the way you came. This is a dangerous place. You'll need to work as a team to avoid deadly traps, brave scorching lava and defeat the temple's mysterious guardians.