Amazon offers Prime members Teenage Mutant Ninja Turtles: Mutants in Manhattan for Playstation 4 for $13.59 $13.35 with free shipping. (Non-members can spend $49 to bag free shipping; otherwise, it adds $4.98.) That's $36 under our April mention, which included a $15 gift card, and the lowest total price we've seen. (It's the best deal today by $37.)