Easy Hertz Locker ( King Mechagon Hardmode)

You can easily cheese Hardmode King Mechagon fight to get the Hertz Locker (Rank 4 Essence).

• Clear the first bosses on Hardmore without dying.
• Get to Last boss
• Reset the boss
• DO NOT CLICK THE BUTTON
• Spam AOE at the spawn location (about top left)
• Do the fight normally untill last phase around 20% then click the Red button to activate hardmode.

You will then have 10~ Seconds left of the fight while hardmode is activated, and you'll be granted the FoS.