Tag
Search the card on eBay, tick the Sold items filter, and read the middle of the results. That takes about forty seconds and beats every price guide — here is why, and where the guides quietly mislead you.
Near Mint is a defined standard with a point budget, not a compliment. What each condition allows, how the three scales differ, and what the gap costs you.
eBay and TCGplayer take almost the same cut. The real cost of selling a collection yourself is the transaction count — here is the arithmetic.