From challenges to free-roaming, you'll never be able that will test your skills within Lost Ark. In the end you'll have to face world bosses
Lost Ark Gold. These are strong creatures that appear in some regions of the map.
World bosses are generally superior to regular monsters and they may not always be on the move. When a world boss is killed, it'll take 30 minutes before it respawns. If you can't seem to find a world boss in its designated spawn, you may need to return afterward or wait for a while to be the first player to go after it when it respawns.
The players can locate Rudric in the graveyard within Rethramis Border. Particularly, you'll want take a look at the southwestern part that is the burial ground.
Rudric may look like the creature of other worlds, but he was once high priest of the Holy Sacrian Empire
Cheapest Lost Ark Gold. As the empire became linked to dark magic, it also became the death of Rudric.