Hmmm... what do you think? Mayhem? Watch this video from Silo Entertainment. This is an airsoft game that took place within a World War I bunker in Belgium, where 110 players compete for control of the underground fortification. Silo and Thomas, strategically clear tunnels using an M2 flamethrower replica and an M1 Garand rifle as they go and secure victory. The footage tracks their progress as they navigate and clear various sections, engaging enemies and planning their moves through the intricate tunnel system.