To get 9,999,900 dollars: Offworld Interceptor Extreme
Saturn
At the options menu, press: A, B, C, A, B, C, A, B, C, A, B, C, A, B, C, A, B, C, L. Then start a new game in Arcade or Story mode. Bingo, you're the richest man in the Universe.
Thanks to Revolution reader Arrggghhh!

Embark on an inspiring mission of human connection beyond the UCA. Sam — with companions by his side — sets out on a new journey to save humanity from extinction. Join them as they traverse a world beset by otherworldly enemies, obstacles and a haunting question: should we have connected?