It’s always fun when a player accomplishes something that only a very small percent of people will ever manage. Durendil is a Hunter soloist who makes it their task to solo bosses while they are still way to tough for even the above average World of Warcraft player. Durendil has soloed several bosses in Castle Nathria, and has now managed to kill Sire Denathrius all by their lonesome. Amazing job!
Check out their detailed process here: