This is what the grading company will use as an insured and replacement value should something happen to your cards when they are in their possession
Similarly, if the copy says that it affects an "opponent," it affects an opponent of the copy's controller, not an opponent of the original spell's controller.
Regular readers of this blog will likely recognize Ravensburger for its popular and critically-acclaimed strategy board games, Disney Villainous, which weve recommended again and again over the last several years
I think 4000 LP, a la Duel Links , would be much better here, as duels drag on a bit as-is
Aside from giving the hardcore players a serious hassle, it also completely locks out casual players interested in the game