All That Gundam is a 1989 animated short made to commemorate the 10th anniversary of the Gundam franchise. It features all suits named Gundam from Mobile Suit Gundam, Mobile Suit Zeta Gundam, Mobile Suit Gundam ZZ and Mobile Suit Gundam: Char's Counterattack. It also features the RX-78NT-1 Gundam "Alex" to promote "Mobile Suit Gundam 0080: War in the Pocket" released around the same time.
