This map name was gotten from the map Lord Of The Ring but has nothing to do with anything Lord Of The Ring. So just keep on reading!
Lord Of The Gold is a quick minigame where you play on HARD mode and climb up to the top of glowstone mountain while fighting evil mobs like creepers,charged creepers, zombies, skeletons, and even endermen.
You can see what it's all about by watching the spoiler video down below.
This video below is MY youtube channel's 100 Subscriber Special which includes Lord Of The Gold and Skyblock.