Complete the following missions.

Effect	How to unlock
Ball	Has to be the 2nd Military Ranking or higher and Complete Lightning in the Wilderness mission
FA Gundam	Achieve an S rank in Light from the Universe mission
GM Blue Destiny	Use Gundam G 10x or more or get S rank in Fate on the Atlantic Ocean mission
GM Command	Complete Twilight Islands or Belfast in the Rain
GM Command [S]	Complete Tragedy in Jaburo
GM Sniper II	Complete Ramba Ral's Attack, Black Tri-Star or Fate on the Atlantic Ocean
GM Sniper II [WD]	Use GM [WD] and GM Sniper II 5x each
GM [WD]	Complete Twilight Islands or Belfast in the Rain
Guncannon	Complete Ramba Ral's Attack, Black Tri-Star or Fate on the Atlantic Ocean
Gundam	Has to be the 3rd Military Ranking or higher and Complete Lightning in the Wilderness mission
Gundam Blue Destiny Unit 3	Use GM Blue Destiny 10x, or achieve an S rank in The Judge mission
Gundam Ez-8	Achieve the S rank in mission, The Last Resort
Gundam G	Complete Lightning in the Wilderness
Gundam NT-1 Alex	Use Gundam 10x and complete Tragedy in Jaburo
Gundam [G] with GM head	Achieve the A rank in mission, The Last Resort
Gundam [MC]	Complete all missions from 0079 EFSF
Guntank	Complete Ramba Ral's Attack, Black Tri-Star or Fate on the Atlantic Ocean
Prototype Gundam	Achieve an S rank in The New-Types's Threat mission
RX-78-6 Mudrock	Achieve an S rank in Tragedy in Jaburo, or use Gundam and Guncannon 10x each