MSZ-009M Mega Zeta

The MSZ-009M Mega Zeta appeared in the manga Mobile Suit vs. Legendary Giant God: Counterattack of Gigantis, designed by Youichi Hasegawa and based on the original design of Makoto Kobayashi, featuring a longer head mounted High Mega Cannon. The Mega Zeta is a ZZ Gundam two seater version developed by the Earth Federation instead of Anaheim Electronics. This machine is considered not canon (Not included in the official UC timeline).