Iron Man: Rapture

A pulse-pounding cyberpunk thriller by Alexander Irvine (Buyout) and Lan Medina (Deathlok: The Demolisher). The future belongs to Tony Stark. So when a violent heart attack pushes the billionaire playboy and visionary inventor to the brink of death, he's not about to go down quietly. Enter Stark 2.0 - a fusion of man and machine unlike anything the world has seen before, an entity that will push its host past the brink of sanity as it attempts to recreate the world in its own image.

Collecting:

Iron Man: Singularity #1-4