Unlocking hard mode in Undertale requires inputting a secret name during the beginning of the game. Doing so will make enemy encounters tougher, and make the world in general slightly less pleasant.

References to Undertale While Deltarune isn't a direct sequel or prequel for Undertale, there are heaps of secrets, easter eggs, and references to the earlier game tucked away in the 2018 release.

Undertale Kicks Off 10th Anniversary Celebrations With A One-Night-Only Orchestral Concert Tickets for the Undertale live orchestral concert, The Determination Symphony, go on sale March 28, 2025 ...

Usually, Undertale retails for $10 on Valve's storefront. Since going on sale on Steam for only $1, UNDERTALE reached a new peak of concurrent players for the first time since 2015!

Games RPGs Deltarune Undertale creator Toby Fox has some indie recommendations while you wait for Deltarune Chapters 3 and 4, including a visual novel he "can't wait" to see more of ...