For infinite lives in Blast Chamber do this code

Go to the Main Menu screen and with controller one press
Square,Left,Square,Right,Circle,Down,Circle,Up.  Now go into Games option
and choose Solo Survivor.  You will have chosen the one player mode, but
your lives will not go down.
				

				Adam Basye
			0206121@acad.nwmissouri.com

Ray's SonyPlaystation Homepage
Cheats Codes and More
http://www.xs4all.nl/~raimond