Being the last survivors on Earth, the four of them formed Iliaster with the mission to create a better future
therefore, it is in your best interests to make sure you retain at least 1200 or 1500 LP, so that you can use it to get out of a sticky situation
therefore they have less vaule in your deck, making them "bad"
Since Greninja is one of the most popular Pokmon, its Break card will draw the attention of any casual observer
As such, in Voltron-style EDH decks, Judgment of Alexander can work overtime
Within the theme of playing cards from exile this is a slam dunk, but I could see it working its way into other decks too, particularly Rakdos decks that could potentially dip into creatures outside its normal reachimagine exiling a Sun Titan, Notion Thief, or Seedborn Muse