0: Not an issue
9: Critically serious
0: Wasted turn.
9: Always useful.
Darkness (Rate it twice: as vanilla, and if all classes had better C-Ev that worked partially on the back and sides)
Oil (Assume it actually worked, and made you weak to fire no matter what)
Berserk (Rate it twice: as vanilla, and if it allowed player control but blocked the use of silence-flagged skills)
Death Sentence (rate it twice: as vanilla, and if death immunity didn't prevent it and it didn't stack with undead)