User blog comment:Omega natsu2/Chapter 371: Tartarus Arc, Part 2: Song Of The Heavenly Dragon, Predictions./@comment-198.142.230.136-20140210052414/@comment-7418318-20140211104252

Here's the link if you're interested and have a lot of time. It has a nice mix of humor, drama and brutallity. While I'm not completely sure if the "Iron-Wool Dragon Slayer" really is from this story, it's definitely worth the read.