Diebuster (2004) watch online

Diebuster, also known as Aim for the Top 2! (トップをねらえ 2!, Toppu o Nerae Tsū!) and Gunbuster 2, is a Japanese original video animation (OVA) series directed by Kazuya Tsurumaki, written by Yōji Enokido, and animated by Gainax. It was created to commemorate the studio's 20th anniversary in 2004, and is a sequel to their 1988 OVA Gunbuster.

A compilation film, titled Aim for the Top! & Aim for the Top 2! The Gattai Movie!! (トップをねらえ!&トップをねらえ2! 合体劇場版!!, Toppu o Nerae! & Toppu o Nerae 2! Gattai Gekijōban!!), which condenses Gunbuster and Diebuster into two feature-length films, was released on October 1, 2006.

It was licensed for American release by Bandai Visual USA as Gunbuster 2. Discotek Media has since re-licensed Diebuster as Gunbuster 2: Diebuster, which was released on May 21, 2013. A manga adaptation of the series is available in Japan.

Source: Wikipedia (CC BY-SA)