Play Undertale Online Free
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About Undertale
Take on Sans in the hardest fight Undertale has to offer, playable free in your browser. Dodge bone attacks and Gaster Blasters through every phase of the battle — his turn never really ends, and the fight remembers how many times you have tried.
- Categories
- Adventure & RPG, Fighting & Battle
- Popularity
- #3 of 811 games on No Internet Game
- Platform
- Web browser — desktop, mobile, and Chromebook
- Cost
- Free, no download or sign-up