The Difficulty Chart
This difficulty only had one tower. (Not including monthlies)
What is Effortless? OR What is Thanos?
This citadel is the only one to ever get a Gold Star in the old system.
What is CoCHS?
This tower caused the first case of 3SCs in an area.
What is ToSO?
This star type is the only removed one (before removal of star system entirely)
What is Silver Star?
This number of towers sit on the peak rem/bottom insane border.
What is 5?
Only 2 towers sit in this difficulty.
What is Unreal?
August 2021
This difficulty was the name of the hardest difficulty on the oldest difficulty chart.
This difficulty has the most amount of towers with Creativity Star (all systems)
What is Challenging? (11)