how many packs in japanese booster box pokemon Gold, Silver, to a New World... and Chien Triplet Beat Pokemon Booster Pack

Put 4 damage counters instead of 1 on that Pokmon during Pokmon Checkup

You can add cards like Panharmonicon to decks filled with ETB abilities, such as blink commanders, and you can have cards like Yarok, the Desecrated as a Panharmonicon commander

But any commander that can exploit the ETB mechanic can be used as a token payoff, like Purphoros, God of the Forge

Thats a great set of targets when people start getting the decks in hand

While these are extremely plentiful when in print (you can easily walk down to your friendly local game store and buy one), securing the best possible price in recent years tends to require working with a distributor or waiting for a major sale on Amazon