db/pre-|re/Skill_Require_db.txt
Seach the skill name:
Berfore:
290,0,0,50,0,0,0,99,0,0,none,0,0,715,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 //SA_ABRACADABRA
Edited:
290,0,0,50,0,0,0,99,0,0,none,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 //SA_ABRACADABRA