MTGs line of limited availability, collectible-focused reprints have been home to video game crossovers for years, hosting both Fortnite and Street Fighter cards replete with easter eggs and references
On a more serious note, the card may not be for you, but making a lot of flying bodies and growing them on each attack is powerful
Additionally, the Leader's effect does not have a [Once Per Turn] restriction
Izzet is already causing problems in Standard and Modern, and having a way to shut down any interaction for the low, low cost of two mana is wild
Additionally, if a player has no more Pokmon left in play or if they have no cards left in their deck at the start of their turn, they lose the game
Hear me out: I know the power level of this card is undeniably high, but not producing mana is a massive cost at a four-player table