While its in the pendulum zone, it effectively acts as a one-sided Macro Cosmos
Not only because cards have realistically gotten as powerful as they can without becoming laughable, but because the Pokmon TCG has lost a lot of the strategy of lower-HP eras in favour of cage fights that are over in minutes
Nothing turns you into the archenemy of the Commander pod quicker than taking control of an opponent and using their own spells against them, or willing their creatures into bad trades with the rest of the table
Cast it for X=7+ and use the ultimate as soon as it enters
The artwork captures a submerged Blastoise looking up towards the light, offering a unique perspective rarely seen in Pokmon cards
That can still be a blessing, though, as the generic tokens theme is very open to different splashes or simply a fundamental, removal-and-good-cards approach to drafting