1 Best Games Like Grand Dad But For PlayStation Portable

Bootleg aliens are trying to take over the world, but one of them, Grand Dad, took issue with his fellow bootlegs' motives and seceded from the team. Now, he must fight against the very bootlegs he once served and stop their invasion before the world falls to their copyright-infringing terror!

If you enjoyed playing Grand Dad and are looking for similar games on PlayStation Portable, here are 1 great alternatives.