User blog comment:FairyRaven/Fairy Tail Chapter 325: Unity, Review and Commentary/@comment-71.146.139.183-20130401051141/@comment-7418318-20130401070251

You shouldn't take the "Lord" from the subtitles literally. Since english doesn't have an actual equivalent to name suffixes (in this case -sama) they are sometimes a bit tricky to translate.

While in most cases the -sama will signify great respect, it can also be used differently.