Spook

"The CIA has been trying for years to capture and use ghosts for espionage agents, but when a mysterious mercenary gets there first and attacks an assembly of NATO top brass, the race is on to find out how it was done and if it can be replicated before the spectral assassins strike again. From Joshua Starnes (Kulipari) and Lisandro Estherren (Redneck) collecting Spook vol. 1 #1-4."