Talk:Euryale/@comment-26911726-20171002023658/@comment-104.220.23.20-20171002045632

Do you have  Whim of Goddess  unlocked? No?

Bloodsucker >  Alluring Nightingale

Do you have  Whim of Goddess  unlocked? Yes?

Whim of Goddess >  Bloodsucker >  Alluring Nightingale

I would get  Alluring Nightingale to at least level 3, though. That'll get you a 3/4 chance of success and save you the  Dragon's Reverse Scale for other skills, servants, and other servant skills.