The following members of the Brewer organization are vulnerable to this December's Rule 5 Draft. They can be protected by being placed on the 40-man roster prior to the draft.
(The # listed after some players shows those players' prospect rankings within the organization according to MLB.com)
NOTE: This information was gathered from player information found in various sources. Please let me know if you see any incorrect information. I have only included players on the rosters of full season affiliates.
Colorado Springs
Tristan Archer, P
Garrett Cooper, IF
Tyler Heineman, C
Nate Orf, IF
Michael Wren, OF
Biloxi
Clint Coulter, OF
Johnny Davis, OF
Dustin DeMuth, IF
Mauricio Dubon, IF #9
Preston Gainey, P
Jacob Nottingham, C #14
Angel Ortega, IF
Wendell Rijo, IF
Wendell Rijo, IF
Javier Salas, P
Josh Uhen, P
Aaron Wilkerson, P
Carolina
Luis Aviles, IF
Brandon Diaz, OF
Marcos Diplan, P
#11
Freddy Peralta, P
#19
Wisconsin
Nattino Diplan, P
Tucker Neuhaus, IF
Jorge Quiterio, IF
Joantgel Segovia, OF