Difficulties

Regular

 * Very Easy (Green)
 * Easy (Cyan)
 * Medium (Yellow)
 * Hard (Orange)
 * Tough (Persimmon)
 * Crazy (Red)
 * Insane (Black)

Soul Crushing

 * Gruelling (Blue)
 * Extreme (White)
 * Catastrohpic (Pink)
 * Straight Impossible (Brown)

Difficulties (Original)
There used to be 6 difficulties only


 * Easy (Green)
 * Medium (Cyan)
 * Hard (Orange)
 * Crazy (Red)
 * Legitimately Insane (Peach)
 * Gruelling (Blue)

Difficulties (Update 1)

 * Very Easy (Green)
 * Easy (Cyan)
 * Medium (Yellow)
 * Hard (Orange)
 * Crazy (Red)
 * Legitimately Insane (Peach)
 * Gruelling (Blue)
 * Bro Why!!! (White)

Difficulties (Update 2)

 * Very Easy (Green)
 * Easy (Cyan)
 * Medium (Yellow)
 * Hard (Orange)
 * Crazy (Red)
 * Legitimately Insane (Peach)
 * Gruelling (Blue)
 * Bro Why!!! (White)
 * Catastrohpic (Pink)
 * Straight Impossible (Brown)

Difficulties (Update 3)

 * Very Easy (Green)
 * Easy (Cyan)
 * Medium (Yellow)
 * Hard (Orange)
 * Crazy (Red)
 * Insane (Black)
 * Gruelling (Blue)
 * Extreme (White)
 * Catastrohpic (Pink)
 * Straight Impossible (Brown)

Difficulties (Current and final)

 * Very Easy (Green)
 * Easy (Cyan)
 * Medium (Yellow)
 * Hard (Orange)
 * Tough (Persimmon)
 * Crazy (Red)
 * Insane (Black)
 * Gruelling (Blue)
 * Extreme (White)
 * Catastrophic (Pink)
 * Straight Impossible (Brown)