Critical Strike (Amazon Only)

Every source of a stat: magic and rare affixes, uniques, set items and runewords.

Critical Strike skill page

RollSourceRolls onalvlclvlQuality
+1-6 to Critical StrikeInsightPolearms, Staves, Missile weapons27Runeword
+3 to Critical Strike (Amazon Only)MelodyMissile weapons39Runeword
+2 to Critical StrikePeaceBody armor29Runeword