Watch Mobile Suit Gundam Unicorn: Episode EX – 100 Years of Solitude full episodes online English sub. Other tiles: Synonyms: Kidou Senshi Gundam Unicorn: Episode EX – Hyakunen no Kodoku
Synopsis: Recap of Mobile Suit Gundam, Mobile Suit Zeta Gundam, Mobile Suit Gundam ZZ and Mobile Suit Gundam: Char’s Counterattack focusing on Newtype and Zeonism ideals told before UC episode 7.
Included as a bonus on a Volume 7 Blu-ray release of the Mobile Suit Gundam Unicorn OVA.
More info: Myanimelist, Wikipedia