About this episode

MatPat revisits his controversial theory about Sans from Deltarune and explores new implications from Chapter 5.

MatPat was mocked for YEARS about his infamous “Sans is Ness” theory but…was he actually right?! Sans is back in the spotlight in Deltarune Chapter 5 and there’s a lot here that seems to imply that he may have been right all along…

People in this episode

Host: MatPat

Topics covered

• Sans
• Deltarune
• theory
• video games
• game analysis

Keywords

• Sans
• Deltarune
• MatPat
• theory
• video games
• Ness

Mentioned in this episode

Books & works: Deltarune Chapter 5, Sans is Ness

More episodes of Game Theory

• The Secret to KILLING Verity! (Minecraft) · August 31, 2026 · 15 min
• Why You SUCK at Card Games… · August 28, 2026 · 11 min
• The Problem with Modern FNAF · August 27, 2026 · 24 min
• The SICK Lore of Animal Hospital · August 24, 2026 · 17 min
• Why Did The Prototype Save Us? (Poppy Playtime) · August 3, 2026 · 20 min
• We Will NEVER Own Games Again… · July 27, 2026 · 28 min

Explore listener stats, chart rankings, contacts and more on the Game Theory podcast page.