I’m from that era, so I love this stuff.
Original production, Space Stallions (feels like a combination of Brave Star, Silverhawks, Starchaser: The Legend of Orin, everything! And gotta love the music):
And that super 80s-era music!
Five Nights at Freddy’s done in Don Bluth style by by Kosperry:
Portal with anthromorphocized Cores, with Chell & Wheatley looking reminiscent of Disney’s Atlantis era but Glados making me feel like it’s one of the darker episodes of Steven Universe:
Star Wars, particularly the PC game TIE Fighter series done in classic space opera anime style (reminiscent of Macross, and soooo much more attractive than the stylized blockiness of Star Wars Rebels):
See also Video Games Redrawn to Look Like Old Cartoons, examples below:
And via Wil Overton of former SuperPlay fame:
And here’s the 1980s Teenage Mutant Ninja Turtles intro redone in 3D.
Dota2’s short film contest 2016 has this quick gem:
And an Overwatch one: