Critical Hit

Critical hit is a skill that allows the character to perform any other
skill or spell with an increased efficiency.  This includes melee damage,
melee skill damage, spell damage, and heal amounts. 

The classes that get the skill critical hit are:

magic-user : Level  60 (excellent)
cleric     : Level  60 (excellent)
thief      : Level  60 (excellent)
warrior    : Level  50 (excellent)
priest     : Level  35 (excellent)
monk       : Level  40 (excellent)
bard       : Level  60 (excellent)
darknight  : Level  47 (excellent)
wizard     : Level  45 (excellent)
druid      : Level  60 (excellent)
assassin   : Level  30 (excellent)
ranger     : Level  47 (excellent)
illusionist: Level  60 (excellent)
paladin    : Level  47 (excellent)
pirate     : Level  50 (excellent)
swordsman  : Level  45 (excellent)
rogue      : Level  38 (excellent)
necromancer: Level  32 (excellent)