As Dicebreaker reports, the sheet contains 99 cards, and was part of Pokemons first ever Western release back in the late 20th century
Then you can make changes to the deck if you don't like what you see.
This is opposed to boxes of 4th Edition which go for much higher, and to boxes of Fallen Empires and Homelands which are probably the cheapest boxes anyone can find to buy that are tournament legal
I have illustrated for many things, from novels, to comics, to animation, film and TV, and I have never met a fan base quite as ravenous as MTG players
Conversely, Buy It Now listings let you secure a card instantly at a fixed price
To find the contours, the image is first thresholded to drastically improve the contrast and convert the image to black and white