You get their numbers and positions as a clue, but once you get past the names on the 40-man roster, things get a good deal trickier. There are a few names here that, to be honest, will likely be unfamiliar to anyone apart from their parents. Passing 40 will be impressive. If you can reach 50 or more, you're probably spending too much time hanging out at Salt River Fields! As usual, last names only are fine.
Your Saturday Sporcle: 2015 Arizona Diamondbacks Spring Training
There are a lot of players in the Diamondbacks spring training camp. How many do you know?