The Sentry Keeper has three attacks. It can shoot a powerful explosion infront, or shoot missiles as well. It can also fire a massive green laser that goes the long distance.
Warning: If you kill Sentry 2, Sentry 1 will become enraged, enhancing its attack and defense power. Vise versa.
- This is the only boss that is paired with another boss, similar to how both Dark Storm and Furious Storm are paired as mini-bosses.
- This monster is a robot made out of barrels.