Macross Ace Frontier is a shooting game developed by Artdink for the PlayStation Portable. The game is based on Studio Nue's popular Macross series, one of which is known in the West as the first generation of Robotech. It features original elements as well as characters, mechanics, episode plots and BGM borrowed from 1982's The Super Dimension Fortress Macross original TV series, the 1992 Macross Plus OVA series, the 1994 Macross 7 TV series and the 2008 Macross Frontier TV series, as well as incorporating more elements from the 1984 Macross: Do You Remember Love? feature film and the 2002 prequel OVA series Macross Zero.
It is a 3D shooter action game with multiplayer capability (1 - 4 Players) over the PSP ad-hoc feature. It features various characters and mecha from the last 25 years of the series, ranging from the VF-1 Valkyrie up to the most recent variable fighter craft in the Macross universe, including the VF-25 Messiah and also featuring the VF-0, the VF-19 Custom Fire Valkyrie as well as various enemy class mecha from Zentradi, Varauta, Anti-UN and Vajra forces. The game was developed using the Gundam Battle engine.
Source: Wikipedia, "Macross Ace Frontier", available under the CC-BY-SA License.