Sentence:  Not as good, though, as the PolyStation. Looks like a first-generation PlayStation in a Nitendo 64 box. And even though that bit on top looks like it should take a disc, it actually uses something like a Super Nintendo <WSD>cartridge</WSD>. 
Meaning of the word marked with <WSD> tags:  A removable enclosure containing read-only memory devices, used for rapid loading of software onto a home computer or video game console.