Also keep in mind that determining a card's value is a balancing act between the record of recent sold listings, current listings for sale, and the number of cards available on the market right now
I think you can figure it out from there
You can use standard grading terms such as Near Mint, Exellent, Very Good, or Poor
Of course, keeping cards like Ajani, Sleeper Agent alive can be a challenge, so sweepers like Wrath of God and Farewell are crucial for protecting your planeswalkers
Then start chucking more lands onto the battlefield and things get out of control very quickly
Deoxys also makes a strong showing as one of the best cards in Plasma Freeze from both visual and value points of view