Killzone: Shadow Fall for Playstation 4 is currently on sale for $19.99 or $15.99 for Gamers Club Unlocked at Best Buy.
http://www.bestbuy.com/site/killzone-shadow-fall-playstation-4/8677045.p?id=1218884649582&skuId=8677045&st=categoryid$pcmcat296300050018&lp=1&cp=1
http://www.bestbuy.com/site/killzone-shadow-fall-playstation-4/8677045.p?id=1218884649582&skuId=8677045&st=categoryid$pcmcat296300050018&lp=1&cp=1