The real power comes when you overload Spectacular Showdown
You can always include a good-old Choice Belt to your chunky Dragonite to make it hit harder, which will let you get rid of all of those tanky enemies such as Eternatus VMAX, Palkia VSTAR, Lugia VSTAR, or Arceus VSTAR, which are the most common threats nowadays
Finally, Valki, God of Lies can steal a creature from an opponents hand, but is far more likely to put the nail in the coffin as Tibalt, Cosmic Imposter
These are very rare and misprinted booster packs that are worth a lot of money within the Pokmon community
Most Dimir cards that steal permanents or spells do so in a 2-step process, where you usually have to pay a cost or activate another ability to get the card you milled or took from their hand
Collectors have amassed hundreds of thousands of dollars auctioning their childhood gems and reselling current products like Elite Trainer Boxes and boosters packs