Right now, that niche is filled by Bosss Orders in the Standard format
These classifications are only applicable to the Scarlet & Violet era of the Pokemon TCG, mind, so therell be other types to take into consideration when looking back at older sets like Galarian Gallery cards from the Sword & Shield era, for example
Toss in a strong protective ability stapled to an oversized body, and you have a decent card
Then, after you choose a Synchro Monster to summon, select a Tuner you control, then select other monsters you control and send those monsters to the GY and bring out your Synchro Monster
These are the most expensive Pokmon cards: 64
Special Summon 1 monster from your hand