From Fire Emblem Wiki, your source on Fire Emblem Wiki information. By Fans, for Fans.
| Critical +15
| Sprite of the Critical +15 skill in Radiant Dawn.|
Increases critical-hit percentage by 15.
Critical +15 (必殺＋１５, Hissatsu + 15) is a skill which debuted in Fire Emblem. It is a class skill belonging to the Swordmaster, Berserker and Marksman classes, and gives a +15 bonus to the user Critical rate.
In Fire Emblem and Sacred Stones, the skill isn't named, nor is mentioned.
Fire Emblem, The Sacred Stones
Etymology and other languages