This is because of the backup win con of Jace, Wielder of Mysteries, which worked similarly to Thoracle
Making a token draws you a card, and since it can trigger each turn, you have the potential to draw a ton of cards thanks to instant-speed token generation
You won't always be able to get enough ink in your well for this monstrosity, but Tamatoa can be a game-winner if you have a good amount of items in play
will presumably release a new set of 200 to 300 cards every three or four months, so those playing every day should just about be able to complete one before another comes out
Below is a summary table showcasing the 25 most played new-to-Standard cards based on the decklists I analyzed
Boosterbox protective case Last batch, looks like they have tiny scratches on them but you don't really see them when you assemble them and put a box inside