Uploaded February 2023 | Updated September 2026, 1 week ago
In The Last of Us Part II, there's an entire ambient AI system built into the game designed to help Joel and other non-player characters (NPCs) to move around when not in combat. But did you ever notice it in action? We take a look at how this system behaves in the very level the developers Naughty Dog used to test it: the museum flashback at the end of chapter 2.
#GameDev #TLoU2 #TheLastOfUs
You haven't seen my previous video on the AI of TLOU? Watch them here:
- @AIandGames #52 - The Last of Us - youtube.com/watch?v=7MVzKuQ5SfY
- @AIandGames #70 - The Last of Us Part II - youtube.com/watch?v=BghECmeLda0
- @AIandGamesPlus #1 - The Last of Us Part I - youtube.com/watch?v=eZVLPGQ1k4g
Chapters
[00:00] Intro
[00:56] Starting the Tour
[03:11] Joel's AI Design
[04:46] Action Packs for Animation
[07:10] Entering the Main Hall
[10:56] Catching Your Attention
[13:37] Level Design Affordances
[15:15] Casual Animations
[17:33] Wrapping Up the Demo
[20:23] Outro
[20:40] Credits
--
AI and Games Plus is the second channel for AI and Games: a series on research and applications of Artificial Intelligence in video games.
Follow 'AI and Games' for educational videos and essays:
youtube.com/@AIandGames
Follow 'AI and Games Plus' is dedicated to bonus content, deep-dive analysis, revisiting old topics and more:
youtube.com/@AIandGamesPlus
Listen to my podcast 'Branching Factor', as I discuss game development and research with my co-hosts and guests:
shows.acast.com/branchingfactor
Watch Livestreams: twitch.tv/aiandgames
Join our Community: aiandgames.com/discord
Buy our Merch: aiandgames.com/store
--
You can support AI and Games via Patreon and YouTube memberships, and in return, you get bonus rewards!
patreon.com/aiandgames
youtube.com/@AIandGames/join
--
Follow 'AI and Games' on social media.
Twitter: twitter.com/AIandGames
Mastodon: https://mastodon.gamedev.place/@AIandGames
TikTok: tiktok.com/@aiandgames
--
If you're interested in working with us, check out the following:
Business Enquiries: contact@aiandgames.com
Arrange Meeting: calendly.com/aiandgames
In The Last of Us Part II, there's an entire ambient AI system built into the game designed to help Joel and other non-player characters (NPCs) to move around when not in combat. But did you ever notice it in action? We take a look at how this system behaves in the very level the developers Naughty Dog used to test it: the museum flashback at the end of chapter 2.
#GameDev #TLoU2 #TheLastOfUs
You haven't seen my previous video on the AI of TLOU? Watch them here:
- @AIandGames #52 - The Last of Us - youtube.com/watch?v=7MVzKuQ5SfY
- @AIandGames #70 - The Last of Us Part II - youtube.com/watch?v=BghECmeLda0
- @AIandGamesPlus #1 - The Last of Us Part I - youtube.com/watch?v=eZVLPGQ1k4g
Chapters
[00:00] Intro
[00:56] Starting the Tour
[03:11] Joel's AI Design
[04:46] Action Packs for Animation
[07:10] Entering the Main Hall
[10:56] Catching Your Attention
[13:37] Level Design Affordances
[15:15] Casual Animations
[17:33] Wrapping Up the Demo
[20:23] Outro
[20:40] Credits
--
AI and Games Plus is the second channel for AI and Games: a series on research and applications of Artificial Intelligence in video games.
Follow 'AI and Games' for educational videos and essays:
youtube.com/@AIandGames
Follow 'AI and Games Plus' is dedicated to bonus content, deep-dive analysis, revisiting old topics and more:
youtube.com/@AIandGamesPlus
Listen to my podcast 'Branching Factor', as I discuss game development and research with my co-hosts and guests:
shows.acast.com/branchingfactor
Watch Livestreams: twitch.tv/aiandgames
Join our Community: aiandgames.com/discord
Buy our Merch: aiandgames.com/store
--
You can support AI and Games via Patreon and YouTube memberships, and in return, you get bonus rewards!
patreon.com/aiandgames
youtube.com/@AIandGames/join
--
Follow 'AI and Games' on social media.
Twitter: twitter.com/AIandGames
Mastodon: https://mastodon.gamedev.place/@AIandGames
TikTok: tiktok.com/@aiandgames
--
If you're interested in working with us, check out the following:
Business Enquiries: contact@aiandgames.com
Arrange Meeting: calendly.com/aiandgames




![AI and Games Wrapped 2025: End of Year Review & QnA
Get 50% off annual subscriptions to support AI and Games until January 1st. Support us at:
http://www.aiandgames.com/subscribe
http://www.patreon.com/aiandgames
At the end of every year, I like to sit down and share how things have gone down across AI and Games. Weve had a crazy year in various aspects, plus we launched a bunch of videos here on the channel.
Tommy and Shraddha will be online to talk about the year theyve had, answer your questions, and whats coming up in 2026.
[00:00] Welcome
[08:30] Whats to Come
[10:00] AI and Games YouTube
[01:10:00] AI and Games Newsletter
[01:23:00] Crowfunding Revenue 2025
[01:13:00] Highlights of the Year
[01:50:25] AI and Games Conference 2025
[02:21:00] 2026 Preview
[02:40:00] Banter and Questions
AI and Games Plus is our second channel dedicated to Artificial Intelligence in video games.
Check out all of our content:
AI and Games: http://www.youtube.com/@AIandGames
AI and Games Plus: http://www.youtube.com/@AIandGamesPlus
Branching Factor Podcast: https://shows.acast.com/branchingfactor
Livestreams on Twitch: http://www.twitch.tv/aiandgames
Substack with Written Content: http://www.aiandgames.com
Join our Discord Community: https://discord.aiandgames.com
Buy our Merch: https://store.aiandgames.com
You can support AI and Games via Patreon, YouTube memberships, and Substack In return, you get bonus rewards!
http://www.patreon.com/aiandgames
https://www.youtube.com/@AIandGames/join
http://aiandgames.substack.com
Follow AI and Games on social media.
Twitter: http://www.twitter.com/AIandGames
Mastodon: https://mastodon.gamedev.place/@AIandGames
TikTok: https://www.tiktok.com/@aiandgames
Instagram: https://www.instagram.com/aiandgames/
Threads: https://www.threads.net/@aiandgames
BlueSky: https://bsky.app/profile/aiandgames.bsky.social
If youre interested in working with us, check out the following:
Sponsorship Enquiries: https://www.passionfroot.me/aiandgames
Business Enquiries: https://www.aiandgames.com/p/professional-services AI and Games Wrapped 2025: End of Year Review & QnA](https://i.ytimg.com/vi/yQ0-RjW3hqk/mqdefault.jpg)


![How to Write Your Own AI and Games Episode Script
If you watched episode 69 of AI and Games, all about training an AI to write a YouTube episode, you might want to try it out yourself.
In this video, I give an overview of a tutorial written in Google Colab that is inspired by how I trained my text model, to let you try it out yourself.
Here are some useful links:
- The AI-generated episode of AI and Games:
https://www.youtube.com/watch?v=RuPDPORHAB0&ab_channel=AIandGames
- AI and Games #69, where I explain how it works:
https://www.youtube.com/watch?v=BQxLfOc4-rU&ab_channel=AIandGames
- The Google Colab notebooks:
https://colab.research.google.com/drive/1J-95w2MZsBdQupmuz6S0HnKhU4CdkfhM
- BONUS: Live reactions to my recording the AI video script.
https://www.patreon.com/posts/ai-and-games-69-73759592
Chapters
[00:00] Intro
[01:01] Project Overview
[03:05] Google Colab Basics
[09:29] Part 1: Basic Text Generation
[16:02] Part 2: Training GPT-2 on a CPU
[22:04] Part 3: Training GPT-2 Neo on a GPU
[28:09] Part 4: Writing Your Own Script
AI and Games is funded thanks to our supporters on Patreon, plus YouTube members and Paypal donations. You can watch episodes of Smoke and Mirrors *early* by joining the Patreon or YouTube memberships.
https://www.youtube.com/channel/UCov_51F0betb6hJ6Gumxg3Q/join
http://www.patreon.com/ai_and_games
http://www.twitter.com/AIandGames How to Write Your Own AI and Games Episode Script](https://i.ytimg.com/vi/zBW7XUyjQYM/mqdefault.jpg)

![Screaming Match - with guest Ben Ridge | Branching Factor Podcast #015
For this weeks episode, Ben Ridge of @UnfathomableAudio (yknow, the guy who does our music) joins us to talk about working in game audio, plus Helldivers II, Elden Ring, Bloodborne, gaming news and more!
Early bird registration for the Summer School for AI and Games (@GameAISchool)
https://school.gameaibook.org/
Plus, Game AI Uncovered is out now, get 20% off with code SMA21 until April 30th
https://www.routledge.com/Game-AI-Uncovered-Volume-One/Roberts/p/book/9781032343235
[00:00] Intro
[01:40] Discussing Game Audio with Ben Ridge
[31:32] Games: Suicide Squad / Evil West
[36:08] Dead by Daylight X Iron Maiden
[42:48] Games: More Helldivers II
[48:07] Games: Apex Legends
[56:56] News: Game AI Uncovered / Summer School 2024
[58:39] News: Elden Ring - Shadow of the Erdtree plus Bloodborne!
[01:10:20] News: Xbox Titles Coming to PS5 and Switch
[01:16:14] News: No Big PS5 releases for 2024? Console sales to decline?
[01:28:33] News: Nintendos New Console Delayed to 2025?
[01:32:30] Late-episode rambling
[01:45:40] Credits
AI and Games Plus is our second channel dedicated to Artificial Intelligence in video games.
Check out all of our content:
AI and Games: http://www.youtube.com/@AIandGames
AI and Games Plus: http://www.youtube.com/@AIandGamesPlus
Branching Factor Podcast: https://shows.acast.com/branchingfactor
Livestreams on Twitch: http://www.twitch.tv/aiandgames
Substack with Written Content: http://www.aiandgames.com
Join our Discord Community: https://discord.aiandgames.com
Buy our Merch: https://store.aiandgames.com
You can support AI and Games via Patreon, YouTube memberships, and Substack In return, you get bonus rewards!
http://www.patreon.com/aiandgames
https://www.youtube.com/@AIandGames/join
http://aiandgames.substack.com
Follow AI and Games on social media.
Twitter: http://www.twitter.com/AIandGames
Mastodon: https://mastodon.gamedev.place/@AIandGames
TikTok: https://www.tiktok.com/@aiandgames
Instagram: https://www.instagram.com/aiandgames/
Threads: https://www.threads.net/@aiandgames
BlueSky: https://bsky.app/profile/aiandgames.bsky.social
If youre interested in working with us, check out the following:
Sponsorship Enquiries: https://www.passionfroot.me/aiandgames
Consultancy Enquiries: https://calendly.com/aiandgames Screaming Match - with guest Ben Ridge | Branching Factor Podcast #015](https://i.ytimg.com/vi/zHOfyc9bii0/mqdefault.jpg)
![Into the Restless Ruins [Quicklook]
Into the Restless Ruins is one-part autobattler, one-part deck-building dungeon designer. Lets run through a few games and check it out.
You can find the game on Steam at:
https://store.steampowered.com/app/2877770/Into_the_Restless_Ruins/
AI and Games Plus is our second channel dedicated to Artificial Intelligence in video games.
Check out all of our content:
AI and Games: http://www.youtube.com/@AIandGames
AI and Games Plus: http://www.youtube.com/@AIandGamesPlus
Branching Factor Podcast: https://shows.acast.com/branchingfactor
Livestreams on Twitch: http://www.twitch.tv/aiandgames
Substack with Written Content: http://www.aiandgames.com
Join our Discord Community: https://discord.aiandgames.com
Buy our Merch: https://store.aiandgames.com
You can support AI and Games via Patreon, YouTube memberships, and Substack In return, you get bonus rewards!
http://www.patreon.com/aiandgames
https://www.youtube.com/@AIandGames/join
http://aiandgames.substack.com
Follow AI and Games on social media.
Twitter: http://www.twitter.com/AIandGames
TikTok: https://www.tiktok.com/@aiandgames
BlueSky: https://bsky.app/profile/aiandgames.bsky.social
If youre interested in working with us, check out the following:
Sponsorship Enquiries: https://www.passionfroot.me/aiandgames
Consultancy Enquiries: https://calendly.com/aiandgames Into the Restless Ruins [Quicklook]](https://i.ytimg.com/vi/zinnBloXUD0/mqdefault.jpg)