The RX-78-2 Gundam (aka the Gundam, White Mobile Suit) is the titular Mobile Suit of Mobile Suit Gundam. Part of the RX-78 Gundam series, it was built in secret on Side 7. The Gundam would turn the tide of war in favor of the Earth Federation during the One Year War against the Principality of Zeon. The unit was primarily piloted by the series' main protagonist Amuro Ray.