Bandai Namco has released a new trailer for Sword Art Online: Lost Song which will be releasing on PS4 and Vita on November 13th. The publisher also announced a promotional offer that could net you a copy of Lost Song cheaper than the regular price. If you own Sword Art Online: Hollow Fragment on PS4 then you can get Lost Song for a discounted price. If you don’t own Hollow Fragment you can get still buy it up until the 13th to get the price drop.
There is also a Legacy edition of Lost Song which has the game in a metal case, and you’ll also receive a code for Sword Art Online Re: Hollow Fragment for free.
Source: Press Release