If you are playing D&D 5e, the 5e Creature Cards really should be a no brainer. Inkwell Ideas has run Kickstarters for stock art and creature decks before. I've backed them all. I doubt I'll be running a 5e game soon, but if I were I'd be all over this.
First off, most of the art is already done from the previous projects and the art is good.
The Minotaur for Old-School Essentials
*Requirements:* Minimum STR 9, Minimum CON 9
*Prime Requisite:* STR and CON
*Hit Dice:* 1d10
*Maximum Level:* 8
*Armor:* Leather, including shield...