A new Undertale DLC pack for music rhythm game Groove Coaster: WaiWai Party is out on Nintendo Switch in Japan today.

The Undertale pack contains 10 songs from Undertale that players could enjoy in Groove Coaster: WaiWai Party. It also includes an Undertale themed navigator and avatar that players could use in Groove Coaster: WaiWai Party. The DLC costs 1650 yen inclusive 10% sales tax.

Check out the screenshots below:

What do you think?