| 2021-12-28 | Zach Plays Undertale [Episode 31 - Our Determination] | 1:37:42 | 12 | Let's Play | Undertale
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| 2021-12-21 | Zach Plays Undertale [Episode 30 - Creepy Experiments] | 26:43 | 5 | Let's Play | Undertale
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| 2021-12-14 | Zach Plays Undertale [Episode 29 - The Prince] | 27:54 | 5 | Let's Play | Undertale
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| 2021-12-07 | Zach Plays Undertale [Episode 28 - Alphys' Secrets] | 26:37 | 7 | Let's Play | Undertale
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| 2021-11-30 | Zach Plays Undertale [Episode 27 - The Second Date] | 26:41 | 9 | Let's Play | Undertale
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| 2021-11-23 | Zach Plays Undertale [Episode 26 - Cooking Lessons] | 28:21 | 6 | | Undertale
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| 2021-11-16 | Zach Plays Undertale [Episode 25 - A Battle With Nature] | 32:39 | 8 | Let's Play | Undertale
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| 2021-11-09 | Zach Plays Undertale [Episode 24 - The King's Audience] | 47:43 | 8 | Show | Undertale
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| 2021-11-02 | Zach Plays Undertale [Episode 23 - Judgment Day] | 21:05 | 7 | | Undertale
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| 2021-10-26 | Zach Plays Undertale [Episode 22 - Metaton's Final Bow] | 25:54 | 6 | Show | Undertale
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| 2021-10-19 | Zach Plays Undertale [Episode 21 - Into the Core] | 25:42 | 4 | | Undertale
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| 2021-10-12 | Zach Plays Undertale [Episode 20 - Sans's Secret] | 25:30 | 9 | | Undertale
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| 2021-10-05 | Zach Plays Undertale [Episode 19 - Web Escape] | 25:47 | 6 | Show | Undertale
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| 2021-09-28 | Zach Plays Undertale [Episode 18 - Come into My Parlor] | 26:00 | 12 | | Undertale
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| 2021-09-21 | Zach Plays Undertale [Episode 17 - The Bomb Squad] | 27:48 | 7 | Show | Undertale
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| 2021-09-14 | Zach Plays Undertale [Episode 16 - Working Towards the Core] | 25:37 | 5 | Let's Play | Undertale
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| 2021-09-07 | Zach Plays Undertale [Episode 15 - The Cake is a Lie] | 27:45 | 6 | Show | Undertale
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| 2021-08-31 | Zach Plays Undertale [Episode 14 - The Doctor is In] | 26:29 | 4 | Show | Undertale
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| 2021-08-24 | Zach Plays Undertale [Episode 13 - Round 3! Fight!] | 25:31 | 4 | Show | Undertale
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| 2021-08-17 | Zach Plays Undertale [Episode 12 - Detour] | 25:26 | 6 | | Undertale
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| 2021-08-10 | Zach Plays Undertale [Episode 11 - The Chase] | 24:10 | 5 | | Undertale
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| 2021-08-03 | Zach Plays Undertale [Episode 10 - Learning Piano] | 25:12 | 7 | | Undertale
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| 2021-07-27 | Zach Plays Undertale [Episode 9 - Dodging Danger] | 30:11 | 4 | | Undertale
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| 2021-07-20 | Zach Plays Undertale [Episode 8 - New Friends] | 28:05 | 4 | | Undertale
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| 2021-07-13 | Zach Plays Undertale [Episode 7 - The Great Papyrus] | 22:50 | 10 | | Undertale
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| 2021-07-06 | Zach Plays Undertale [Episode 6 - Good Boy] | 23:37 | 5 | | Undertale
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| 2021-06-29 | Zach Plays Undertale [Episode 5 - Simple Puzzles] | 24:33 | 8 | | Undertale
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| 2021-06-22 | Zach Plays Undertale [Episode 4 - The Comedy Duo] | 24:04 | 5 | | Undertale
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| 2021-06-15 | Zach Plays Undertale [Episode 3 - A New Home] | 28:15 | 9 | | Undertale
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| 2021-06-08 | Zach Plays Undertale [Episode 2 - On Our Own] | 24:05 | 8 | | Undertale
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| 2021-06-01 | Zach Plays Undertale [Episode 1 - A Nice Trip] | 27:38 | 18 | | Undertale
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