first edition rare pokemon cards PSA Set Registry: Collecting the 1999 Pokémon 1st Gaming Card Base Set, the Series that Started It All 10 Most Expensive Pokémon Cards

Apparently rosette patterns are good to look for, which this Charizard seems to have

The only competition we really have is Anguished Unmaking, an EDH staple

Evenly Matched [Ultimate Rare] RA01-EN074 (YuGiOh 25th Anniversary Rarity Collection | YuGiOh Cards) prices are based on the historic sales

Old One Eyes ability to go from graveyard to hand at the cost of discarding cards makes it right for a reanimator deck, like with Old Stickfingers, getting the exact creatures you want into the yard

It can be Link Summoned to steal one monster that it points to, which can limit your options for using it, but can force your opponent to spend a negate to stop it