For the title, see Final Boss#Insane Final Boss.
|Get Final Boss Achievement, all boss pets and kill each boss in Hard mode 100 times.|
|Release date||18 April 2017 (Update)|
Insane Final Boss is an achievement that requires the player to defeat all bosses 100 times (including 100 times in hard mode), have a total of 5,000 kills, and have all boss pets.
Completing this achievement awards the Final Boss [Name] title.