Alternately, save a plot point for after the battle and declare that they have a cleaner nanoswarm or two you can loot to wipe away the bloodstains.<br/><br/>Although, I think that even if they do figure out where your morph was made, removing all traces of information linking that place with your character is likely to be part of the standard post-mission cleanup that our server's proxies should be performing.  Handling things like that in the background is actually how a lot of proxies end up spending most of their time.