In the market for a SP

[Astros]

I've filled the holes in my outfield, but since I want to shoot for the wild card next year I need to upgrade my rotation. Looking to package guys for a top of the rotation type SP.

Pitching Available:

#6 overall in the draft
Tyler Skaggs
Jacob Turner
Jon Pettibone
Kevin Gausmann
Zach Lee
Tim Collins
Juan Nicasio
Keyvius Sampson
Severino Gonzalez
Taylor Guerreri
Lucas Sims
Sean Nolin
Justin Nicolino
Luis Heredia

Hitting prospects available:

Kevin Plawecki
Blake Swihart
Bubba Starling
Victor Roache
Josh Sale (Will NOT throw change at you and brag about it on twitter)
Nick Delmonico

If there's someone else you'd like not named Walker, Taveras or Yelich, ask