well if you are member of forums like the digitalpoint or so then you can easily find out various posts which contains these type of things along with image as proof out of 90% cases they are all fake it might be possible to earn huge money but you need really very good visitor base and more ..
there are many websites which provide the free gaming facility some of them are really big like yahoo and msn msn zone have various type of free games trials and downloads which can be downloaded and played.yahoo had also started giving free games online for people to play.. no costs at all.