These include some spring training invitees and some still waiting for that March call - up opportunity .
These are the Diamondbacks ' 10 prospects most likely to have a real impact on the MLB stage by 2015 .
Including some spring training invitees and some still waiting for that March call - up opportunity , these are the Diamondbacks ' 10 prospects most likely to have a real impact on the MLB stage by 2015 .