[Skill] Coup de Grace 1

When you use this, it will give you 100% critical.

Preview :

skill_db set :

998,0,6,4,0,0x3,-1,5,1,yes,0,0,0,magic,0,  DOTA_COUPDEGRACE,Coup de Grace

skill_require_db set :

998,0,0,10,0,0,0,99,0,0,none,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0

skill_cast_db set :

998,0,0,0,5000,0,30000,0

Add new skill (Clinet) :

http://rathena.org/wiki/Adding_new_skills#XRay_support

http://rathena.org/wiki/Adding_new_skills#Renewal.2FNon-Xray_Support