the most expensive charizard pokemon card Iconic Cards in Pokémon TCG History 10 Most Expensive Charizard Cards:

2/2 Illustrated by Erica Yang Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp

This beast is not particularly strong in modern formats

Any cards which dont fit into one of those categories are probably lowering your power level, so consider how many you play when finding the right balance for your table

Building multi-site monitoring into custom code If you're coding your own solution, the cleanest approach is an async task runner that polls multiple product endpoints concurrently

Each of these covers some pretty fundamental ground, and if youre playing in a precon-only meta, you cant go wrong with any one of these