The one in the back is my favorite:
Isn't it purty (yes, I just said purty). I am going to make it into the Blossom socks from Twist Collective.
I have also started some Mystery Socks out of the green:
I did some mystery socks last year and had a lot of fun.
The other two yarns have patterns yet to be determined. I have something in mind for the crazy purple and orange yarn but I have to swatch to see if it will work.