Final Fantasy Tactics A2: Grimoire of the Rif is a tactical role-playing game developed and published by Square Enix for the Nintendo DS handheld game console. The game is a sequel to Final Fantasy Tactics Advance and forms part of the Ivalice Alliance, a group of games set in the titular fictional universe. The game features cameo appearances from central and supporting characters from Final Fantasy XII, a title set in Ivalice. (wikipedia.org)