The versatility of Satoru Umezawa means that you can still draft it later in even if you didn't plan on making it a ninjutsu build
Once you know what you like, Play Boosters are a great way to acquire new cards for your decks
But even needing three mana to bring it to your hand, Lurrus was still too good for Modern, Pioneer, and Legacy, and ate a belated ban
All this is to say, while people with big Reserved List collections will lose some value if the foil loophole is reinstated on the Gaea's Cradles and Gilded Drakes of the world, the impact is likely overblown, as the most expensive cards on the Reserved List are expensive because they are extremely rare and collectible, not because they haven't been reprinted
Committing crimes was heavily associated with the Grixis spectrum, and cards like Intimidation Campaign and Marchesa, Dealer of Death would be happy to pair up with this tap land
Since Ezuri comes with a mana value of three, its easy to cast the card from the command zone with Llanowar Elves or Elvish Mystic on turn one, giving you access to an Overrun-style effect in the late-game