Their past incarnations have all seen some degree of play, and theyre very popular with fans
You can even get tricky with Grazilaxx, Illithid Scholar on the battlefield, attacking someone who wants to block Ezuri and bouncing it back to your hand
Let's start with a fun little synergy - cycling lands
The beauty of Magic is that the game reinvents itself with each new release, and nearly every Magic card from the past gets a new card pool context to swim in
Because all the cards in a color can be cast using that same type of land, they are vastly more likely to appear in the same decks, leading to consistent, recognizable play styles across decks which play that color
It does have a five mana cost, which is pretty high, but the benefits match