I have a nice complete copy of Ico and a nice (no manual) copy of Marvel Super Heroes on eBay. They were listed by me a few days ago, so there isn't much time left.
I completey forgot about this section here on DP, so that's why I didn't post sooner.

Anyway, here they are:

Ico (complete)
http://cgi.ebay.com/ws/eBayISAPI.dll...STRK:MESELX:IT

Marvel Super Heroes (PS1 Version, missing manual)
http://cgi.ebay.com/ws/eBayISAPI.dll...STRK:MESELX:IT

Thanks for looking!