Undertale' Creator Releases New Mystery Game 'Deltarune

It's playable on PC or Mac and it's completely free.

Undertale Creator Reveals Free Game Deltarune - GameRevolution

Undertale Creator Toby Fox Releases Deltarune - RPGamer

Would you rather : r/Deltarune

Undertale follow-up Deltarune launches chapter 2 this week

Toby Fox - News - IMDb

The release of Toby Fox's masterpiece – The Tom-Tom

What is your opinion of the new Undertale spinoff, Deltarune? - Quora

Toby Fox's Deltarune: A New Gaming Sensation

Toby Fox says there's one area to go before Deltarune Chapter 3

Deltatraveler (Video Game) - TV Tropes