There's a lot of bad CGI out there these days, from CGI monsters that missed the mark to the truly abysmal digital effects in last year's "The Exorcist: Believer." But as any avid viewer of the Corridor Crew's "VFX Artists React" series will know, there's also a lot of awe-inspiring stuff being done with CGI. James Cameron's "Avatar: The Way of Water" included a scene so convincing it had us questioning reality, and there's been no shortage of jaw-dropping CGI moments in "Star Wars" history.

Often, due to the prevalence of CGI in modern filmmaking, we don't necessarily think about the incredibly meticulous work that goes into creating such moments. Take "Game of Thrones" for instance. In a show as epic and effects-laden as HBO's monster hit series, you might expect the VFX artists to have encountered issues with rendering the variety of exotic beasts or grand landscapes. In reality,...