Last year I was asked by Wizards of the Coast to do some Magic the Gathering card art for their upcoming animal set Bloomburrow ( I played a lot of MtG back in the mid/late 90's, so it was an honor and thrill to become a part of the fraternity of MtG illustrators
Go for card-stock paper, it has good durability as well as comes in various colors, textures, as well as thicknesses
Possible defects: damaged corners, one or two marked folds, creasing of the card, soiling, discoloration, numerous white marks on the reverse, or black dots, etc
Courtney demonstrates how to use the Cricut Explore to create a floral stencil, and then she spray-paints the pattern onto a glass vase
If Atraxa, Grand Unifier gets banned from Standard, Sin could see some play
These are an excellent starting point because popular decks have already been playtested and fine-tuned by other players, allowing new players to focus on strategy rather than deck building