Didn't blue spandex guy fight black suit guy? Something about their parents and a person with a shield beating up someone? Oh right, Civil war: Dawn of Justice.
I've watched all MCU movies and so far, Endgame was pretty much... normal... at least if I haven't experienced the goodness of what happened back in 2016.
Endgame was pretty much just a Salomon Singularity MCU Version.
GoT is not that popular in Japan.
Mainly, because it lacks reincarnated salary men with cheat abilities, obsessed with building a harem of nubile, submissive elf girls in a world that works like the old dragon quest games.