Square-Enix has announced the Seiken Densetsu Collection for the Nintendo Switch. The collection will include Seiken Densetsu: Final Fantasy Gaiden (also known as Final Fantasy Adventure or Mystic Quest), Seiken Densetsu 2 (also known as Secret of Mana), and Seiken Densetsu 3. It will launch June 1 in Japan, both physically and digitally, for 4,800 yen (about $42). The latter...