[RGamma]

Also notable is Gmod Idiot Box by DasBoSchitt, which is arguably a spiritual predecessor: https://youtube.com/playlist?list=PLF41B4E15D5443537

[TheAmazingRace]

I love how my favorite classic GModders and SFMers are getting mentions on HN. It amazes me how this cottage industry of animators is already over 15 years old now.