This is just a totally subjective list of the young guys in the organization that I find interesting, organized by Baseball Reference season-age (which may not line up with chronological age at a given time), with a notation as to how they were acquired. Just something that I find interesting to do, so I thought it was worth sharing. There are absolutely some guys that I'm leaving out (obviously, James Paxton goes on if he signs).
I am not totally clear on the international signings and wasn't going to chase down every one, but if it appeared that they signed after 08, then I gave credit to JZ.
Age 27: Franklin Gutierrez (MLB, JZ trade); Brandon League (MLB, JZ trade); Jason Vargas (MLB, JZ trade); Ryan Rowland-Smith (MLB, Gillick IFA); Mike Wilson (AAA, Gillick draft rd. 2)
Age 26: Jose Lopez (MLB, Gillick IFA); Rob Johnson (MLB, BB draft rd 4); Adam Moore (AAA, BB draft rd 6); Doug Fister (MLB, BB draft rd 7); Shawn Kelley (MLB, BB draft rd 13)
Age 25: Anthony Varvaro (AAA, BB draft rd 12); 1st Lt. Nick Hill (AA, BB draft rd 7); Josh Lueke (AA, JZ trade)
Age 24: Felix Hernandez (MLB, Gillick IFA); Matt Tuiasosopo (AAA, BB draft rd 3); Matt Mangini (AAA, BB draft supp. rd); Josh Fields (AA, BB draft rd 1); Kenn Kasparek (A+, BB draft rd 12)
Age 23: Justin Smoak (MLB, JZ trade); Michael Saunders (MLB, BB draft rd 11); Edward Paredes (AAA, BB IFA); Nate Tenbrink (AA, BB draft rd 7); Dan Cortes (AA, JZ trade); Steven Hensley (AA, BB draft rd 4)
Age 22: Dustin Ackley (AAA, JZ draft rd 1); Greg Halman (AAA, BB IFA); Rich Poythress (A+, JZ draft rd 2); Dennis Raben (A+, BB draft rd 2); Kyle Seager (A+, JZ draft rd 3)
Age 21: Michael Pineda (AAA, BB IFA); Alex Liddi (AA, BB IFA); Blake Beavan (AA, JZ trade); Mauricio Robles (AA, JZ trade); Johermyn Chavez (A+, JZ trade); Maikel Cleto (A+, JZ trade); Brian Moran (A+, JZ draft rd 7); James Jones (A-, JZ draft rd 4); Mickey Wiswall (SSA-, JZ draft rd 7)
Age 20: Carlos Triunfel (AA, BB IFA); Stephen Pryor (SSA-, JZ draft rd 5)
Age 19: Nick Franklin (A-, JZ draft rd 1); Steven Baron (SSA-, JZ draft supp rd); Gabriel Noriega (A-, JZ IFA); Ji-Man Choi (Rk, JZ IFA)
Age 18: Julio "Mystery Prospect" Morban (SS, JZ[?] IFA)
Age 17: Taijuan Walker (Rk, JZ draft rd 1); Dylan "Sharkie" Unsworth (Rk, JZ IFA); Guillermo Pimentel (Rk, JZ IFA)
Or, to organize it the other way --
JZ trades: Guti, League, Vargas, Lueke, Smoak, Cortes, Beavan, Robles, Chavez, Cleto
JZ draft: Ackley, Poythress, Seager, Moran, Jones, Wiswall, Pryor, Franklin, Baron, Walker
JZ IFA: Noriega, Choi, Morban, Pimentel
BB trades: None
BB draft: Johnson, Moore, Fister, Kelley, Varvaro, Hill, Tui, Mangini, Fields, Kasparek, Saunders, Tenbrink, Hensley, Raben
BB IFA: Paredes, Halman, Pineda, Liddi, Triunfel
Gillick trades: None
Gillick draft: Wilson
Gillick IFA: RRS, Lopez, Felix
