[OPINION] Which of these innate abilities would be useful but not broken

[a.greene]

I'm looking for the forums opinion, which of these innate abilities would be most useful, but not broken?

1. May cause fear at will

FEAR: All enemies within visual range of the character are shaken and suffer -2 penalty to morale, saving throws and THAC0 for 1 turn (Save vs. Paralyzation negates).

2. May cause fear once per day

FEAR: All enemies within visual range of the character are shaken and suffer -2 penalty to morale, saving throws and THAC0 for 1 turn.

3. May cause fear at will

FEAR: All enemies within visual range of the character are shaken and suffer a -4 penalty to morale.

4. May cause fear once per day

FEAR: All enemies within visual range of the character are shaken and suffer a -4 penalty to morale.

5. May cause fear one per day

FEAR: All enemies within visual range of the character are shaken and suffer ill effects based on the character's level.

•  6th - All enemies suffer -2 penalty to morale, to hit and damage rolls, and saving throws for 1 turn.
•  12th - All enemies suffer -3 penalty to morale, to hit and damage rolls, and saving throws for 1 turn.
•  18th - All enemies suffer -4 penalty to morale, to hit and damage rolls, and saving throws for 1 turn.