Hello, I have made a list of channels that I hope it can be expanded by others in this thread.
I recommend this [GUIDE] Where to start and what to learn first, as it has some links too and are more detailed in tems of decription.
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Let's begin!
Cheat The Game - https://www.youtube.com/@ChrisFayte
If you want to learn assembly the fun way, this is your starting point. Thank you Chris.
Stephen Chapman - https://www.youtube.com/@StephenChapman
Has a wide variety of tutorials, awesome way to learn assembly and reversing
Tim The Enchanter - https://www.youtube.com/@TimTheEnchanter13
Lots of great CE tutorials and lua, check it out!
Green Eyes - https://www.youtube.com/@GreenEyesxDEADBEEF
Amazing high quality videos about game hacking
Learn Game Cheating - https://www.youtube.com/@learngamecheating
All about cheat engine and live reversing!
FreeER - https://www.youtube.com/@FreeER
Neat lua tutorials and flash actionscript bytecode reversing
Freakfrash - https://www.youtube.com/@freakfrash6999
Has an interesting video about finding the player speed function
Guided Hacking - https://www.youtube.com/@GuidedHacking
Focuses on teaching the basics of many type of cheats, it also covers a few cybersecurity topics (beginner friendly)
Game Hacking Shenanigans - https://www.youtube.com/@GameHackingShenanigans
Has a few beginner tutorials
intigriti - https://www.youtube.com/@intigriti
Has made tutorials for CE and explores various in depth cybersecurity topics
Sethioz - https://www.youtube.com/@Sethioz
Lots of demos showcasing what you could achieve if you learn reverse engineering and assembly, also has tutorials
HackingTips https://www.youtube.com/@iOSGamesDeveloper
Has a few unique cheat engine tutorials, also covers lua a bit
LiveOverflow - https://www.youtube.com/@LiveOverflow
Cybersecurity expert that teaches foundamentals of reverse engineering, assembly, hacking topics and offers educational content
Cyborg Elf - https://www.youtube.com/@CyborgElf
His most recent videos are focussed on game hacking
Exploit Academy - https://www.youtube.com/@officialexploitacademy
Has made a game exploitation playlist that uses cheat engine, short videos
Hex Murder - https://www.youtube.com/@HexMurder
Has a few game hacking videos showcasing the process
shadowthehaloplayer - https://www.youtube.com/@shadowthehaloplayer
Old ce videos, but still valid
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Other useful and interesting channels
MattKC - https://www.youtube.com/@MattKC
Has experience in reversing, not focussed on teaching but rather sharing his experience, take a look!
cazz - https://www.youtube.com/@cazz
Explains and discusses various game hacking topics
Kian Brose - https://www.youtube.com/@KianBrose
Hacking and cheating made in an entertaining way, highly recommend
abystus - https://www.youtube.com/@abystus
Cool demos about freecams
Creel - https://www.youtube.com/@WhatsACreel
All about low level programming, love this guy
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Wish you a wonderful learning experience, with the least amount of crashes 
(hopefully)