2 portraits (just put them in the same picture, one is just a recolor of the other one anyways)
1: blu spy wearing Black dr. whoa (bow tie) + seal mask + circling heart unusual effect
2: red spy wearing black dr. whoa (bow tie) + seal mask + circling heart unusual effect

dr whoa: http://wiki.teamfortress.com/wiki/Dr._Whoa
seal mask(NOTE: It has different colors for different teams): http://wiki.teamfortress.com/wiki/Seal_Mask

pose for both spies (sapper out, looking forward): http://puu.sh/5hCKL.jpg

Make sure to keep the circling heart unusual effect on a seperate layer as it may need to be adjusted (will discuss with you)

transparent background
portraits roughly the same size as http://puu.sh/5hCKL.jpg
please keep space between each portrait