CAPTAIN AMERICA versus PUNISHER
What If The Punisher had become Captain America (Marvel comics)
Where: What if...? #51 When: July 1993
Why: Simon Furman How: Paris Cullins
The story so far...
In our world, blinded, Captain America was able to survive a brutal encounter with the Red Skull through luck and determination, but throughout the omniverse there are other worlds where he was not so fortunate.
Alive but mortally wounded, Steve Rogers demands there be a replacement in the Cap costume during the period of his recuperation. Thus, the search for a suitable substitute begins. Many men try and fail!
Astronaut John Jameson succumbs to a spell whilst in space, becoming a Man-Wolf; Robert Diamond dies at the hands of Count Nefaria; the gamma-irradiated Leonard Samson loses his mind in battle, and kills innocent civilians; and Kyle Richmond falls victim to the vampiric Baron Blood.
With his family caught in a gang-land crossfire, Frank Castle, having initial turned down the offer, now turns to the flag. As Captain America he will battle evil, but will this symbol for justice be enough for the unhinged ex-soldier?
Full Article: http://secretearths.blogspot.com/2007/03/captain-america-versus-punisher-what-if.html