I am fairly certain this would be considered a derivative work because it relies on the base content of Daggerfall to function. That or because the court may determine that a reasonable person may conclude that it is officially connected or sanctioned by Bethesda. Though I am not a lawyer or IP law expert, so it is possible I may be wrong.
How are they violating copyright law? You have to provide the game files yourself, and it’s a freely available game.
I am fairly certain this would be considered a derivative work because it relies on the base content of Daggerfall to function. That or because the court may determine that a reasonable person may conclude that it is officially connected or sanctioned by Bethesda. Though I am not a lawyer or IP law expert, so it is possible I may be wrong.