You tear through rock and steel: your only hope. For between the enemy and victory lies a devastating weapon, and between you and the enemy lies Tunnel B1.You tear through rock and steel: your only hope. For between the enemy and victory lies a devastating weapon, and between you and the enemy lies Tunnel B1.You tear through rock and steel: your only hope. For between the enemy and victory lies a devastating weapon, and between you and the enemy lies Tunnel B1.