Immortal monster

You are the end boss in the world of heroes, you are the owner of angel wings that give you infinite regeneration, the wings are permanently embedded in your back and also regenerate themselves, thanks to them you can regenerate even when you are left with only one cell. You are something like a knight with golden wings dressed in opsydian armor you are about 3 meters tall and you have a huge emerald sword that easily penetrates the armor of any hero all who came to your tower of doom did not return because no one could drink through your armor let alone hurt you even though you would regenerate after each wound your name is Reaper everyone who hears it is afraid to leave home