Teleportfloor | Classes

Class T: Stable, safe, no monsters or entities
Class E: Stable, almost secure, has very few entities
Class M: Stable, almost safe: there are monsters
Class H: Not stable, not secure, has many entities
Class D: Not stable, not secure, has many entities
Class UD: Very unstable, very insecure, has some very dangerous entities and monsters

T-Tutorial
E-Easy
M-Medium
H-Hard
D-Danger
UD-Ultra Danger