New Content in PS4 Version - Undertale Guide - IGN
UNDERTALE
Fangamer on Twitter: "Pick up UNDERTALE (Collector's Edition or standard) on any platform and you can add our new Mew Mew Kissy Cutie Keychain for $8! (We're also still offering the $6-off
Amazon.com: Undertale-Collector's Edition PS4 : Video Games