There is a good reason why Izzet is so popular in Standard play and why this Prismari deck takes those same principles and stretches them into a 100-card singleton deck that's a ton of fun to play with but frustrating as hell to play against.
Add to that the fact that you have to make it to your next upkeep once you've fulfilled the condition, and it's pretty clear this card is bait
From a Judge group on Facebook From gatherer for Zaxara, the Exemplary: If an effect, such as that of Parallel Lives, causes Zaxaras ability to create multiple Hydra tokens, they each receive X +1/+1 counters
On the other side, youve got bangers like Grim Tutor, which even after six versions in the past three years is still nearly $20, or Bloom Tender, which is roughly the same price despite a reprint in Double Masters 2022
Earthbending allows players to turn any land they control into a creature with haste and a number of +1/+1 counters on it
It can be a big deal even in blue decks, spreading out the cost of your effects between your colours (assuming you are fairly even split already) typically makes your life a lot easier