The power to longball at 300 yards, see through bunkers, and receiveTippmann ProCarbines in the mail when I didn't order them. The last part's actually true. And yes, the Piranha and the Spyder are virtually identical, but the Piranha has less of that mass produced quality than the Spyder. And the Piranha definitely be the prettier gun, and we all know that the most important thing about a marker is how it looks.