pokemon darkrai card (4) (4) 004/106 - Reverse Holofoil Great Encounters Nightmare Your opponents Active Pokemon is now Asleep 30 Pokemon Darkness Ablaze Darkrai #105

MTG's designers initially didn't think much of the overpowered capabilities of cards such as Black Lotus or Ancestral Recall, because they assumed that very few people would use such cards in their decks due to their relative scarcity

With over 3800 unique illustrations, even with me taking ten seconds per image, this result in over nine hours of just observation at card size images

I know link only answers are discouraged but there are many of these and can easily be googled

Generous Gift destroys any permanent and gives opponents a 3/3 Elephant, which is not that big a downside if the target was something much scarier or more important to an opponent's game plan