The fifth TNG movie that never was

Spiner himself explained,...

https://memory-alpha.fandom.com/wiki/Undeveloped_Star_Trek_projects#Nemesis_follow-up

Undeveloped Star Trek projects

Many projects have been partially developed for Star Trek, beginning in the 1970s. There have also been deleted scenes for completed projects. The God Thing (1975) Star Trek: Planet of the Titans (1976-1977) Star Trek III (1980) Star Trek: The First Adventure (1989) Star Trek: IMAX (1997) Star Trek: The Beginning (2005) Star Trek 4 (alternate reality) (2019) The notion of a Star Trek film was originally considered amid the making of TOS Season 2, while DeForest Kelley, Gene Roddenberry, and Greg

Memory Alpha
Would Abraham Lincoln and Surak be on team Starfleet, like in TOS' "The Savage Curtain" (s3e22)? Would everyone enter a fight suit that would join together into a giant fighting robot that has a shiny Starfleet insignia on it? Justice League of Starfleet. I just can't.
Star Trek: Voltron does sound kind of dope.