Talk:Winter 2015 Event/@comment-26095489-20150216085605/@comment-24930367-20150216103420

All sparker with at least 51 moral, bismark/haruna higher

This is the cause. At least in my opinion. More sparkled ship = better success chance.

Try running with just three sparkle ship. If you have any sort of bad luck, I'm sure you will meet one or two fails.