Difficulties

Difficulties are the one of the main mechanics in the game. The point of the difficulties are letting the player know the right map suiting their skill.

Those difficulties being

 Simple 

 Withstandel 

 Easy 

 Normal 

 Mild 

 Hard 

 Nightmare 

 Crazy 

Expert

Remorseless

Insane

and finally,

Dark Future

and lastly..

Demise