The game features a "Sub Flight" system, where the character-in-control can climb atop a Mobile Suit to initiate its transformation into flight form.[3] The transformations occur seamlessly in real-time.[3]
The game consists of several different but intertwined arcs, with each assuming the perspectives of the respective characters.[1] Completing one character's arc will unlock another character's arc.[3]
Banagher Arc
Told through the perspective of the protagonist, Banagher Links. In this arc, the player will be piloting the RX-0 Unicorn Gundam, alternating between "Unicorn Mode" and "Destroy Mode".[4]
Frontal Arc
Told through the perspective of the antagonist, Full Frontal. In this arc, the player will be piloting Full's personal machine, the MSN-06S Sinanju.[1][4]
Marida Arc
Told through the perspective of Neo Zeon female ace pilot, Marida Cruz. In this arc, the player will be piloting Marida's NZ-666 Kshatriya.[1][4]
According to Famitsu, From Software has been paying a lot of attentions to details, from the exterior appearances to the weight of the Mobile Suits, in order to make them feel as real as possible.[3] From Software is also trying bring the immersion of speed to player as much as possible.[3] Sunrise has commented that they were surprised at the impressive level of details of the Mobile Suit recreations.[3]
As of November 2011, the development process was at 70% completion.[3]