Earlier this week, the Cincinnati Reds and Nick Castellanos agreed to a four-year contract worth $64 million with opt-out options after each of the first two seasons. Selected by the Detroit Tigers with their 44th pick in the 2010 MLB Draft, Castellanos was immediately one of their top prospects. He made his major league debut with the team in late 2013 before being named a starter for the 2014 season. This past trade deadline, Castellanos was dealt to the Chicago Cubs where he excelled, hitting .321 with 16 home runs in just 51 games. Here’s a look back at some…