The Digger Tunnels are large caves opened up by the Hag 1 digging drill while on its way to the Cauldron Keep in Banjo-Tooie. Klungo engages Banjo and Kazooie inside the each of tunnels for the first two of the three battles with him. When they get through the gate, The gate will close after a word from Klungo. Once the battle has been won, the gates open. The tunnels cannot be reentered after they leave the tunnel.