The players can locate Rudric at the graveyard within NBA 2K22 MT Buy the Rethramis Border. More specifically, you'll want to go to the southwest side of the cemetery.
Screengrab via Smilegate
Rudric might look like a creature that belongs to some other realm Rudric may appear to be a creature from another world, but he was a high priest in the Holy Sacrian Empire. As the empire became more involved in dark magic, it also became the demise of Rudric.
In the end, taking on Rudric on your own may seem appealing, but you'll be able to take on him much more easily if you have a number advantage on your side. Even if the players you have with you don't necessarily have to kill Rudric but there will be other players looking to join forces to be able to finish the battle faster.
Whatever way you decide to deal with Rudric however, you should stock up on how to get mt potions and grenades, which will allow you to retain your range advantage over your opponent.