The phrase "big uproar" means a loud and chaotic disturbance or commotion caused by a lot of people expressing their strong opinions or emotions about something. Full definition
With that said, if Red Dead Redemption 2 ended up the same way, it would most likely cause an even bigger uproar. (nintendoeg.leverage.it)
«I remember after the last time I was here there was a big uproar over my testimony.» (politico.com)
But the one that has caused the biggest uproar among astronomers is Xena, recently confirmed by a team of German scientists as being at least 30 percent larger than Pluto. (discovermagazine.com)