The fact that there are microtransactions changes me from buying it to not buying it. Clearly a lot of people feel the same.
But yes, the addition of monetization I’m not OK with absolutely can turn a 10/10 game to a 0/10 game. Quality isn’t an average. It’s the end product. A single flaw can very easily make a masterpiece into a pile of shit.
It’s not possible for something that affects gameplay changing your review to be a review bomb under any circumstances.