Gungnir, full title "Gungnir: Inferno of the Demon Lance and the War of Heroes" (グングニール -魔槍の軍神と英雄戦争-, Gunguniru: Masou no Gunjin to Eiyuu Sensou), is a tactical role-playing game for the PlayStation Portable, developed by Sting Entertainment and published by Atlus. It is Episode IX of the Dept. Heaven series, and was released in Japan on May 19, 2011 after two years of development.