NM - Near Mint: Cards in Near Mint (NM) condition show minimal to no wear from shuffling, play or handling and can have a nearly unmarked surface, crisp corners and unblemished edges outside of a few minimal flaws. A Near Mint card may have a tiny edge nick or a tiny scratch or two, but overall look nearly unplayed with no major defects or flaws..
SP - Slightly Played: Cards in slightly Played (SP) condition may have minor border or corner wear or even just slight scuffs or scratches. There are no major defects such as liquid damage, bends or issues with the structural integrity of the card. Noticeable imperfections are okay, but none should be too severe or at too high a volume.
MP - Moderately Played: Cards in Moderately Played (MP) condition can have border wear, corner wear, scratching or scuffing, creases or whitening or any combination of mild examples of these marks.