Why do new games on the market require marketing?

The 21st century is called the digital world, except for competition, everything is digital, and every day it becomes easier. a developer of games I've designed and created many digital games for students, for students and adults. I analyze the fact that other product groups require marketing strategies to implement the same type of plan in the gaming market. I'm telling you my experience with developing a game on a budget, I'm coming to the market, but I don't know about a program that generates the expected revenue. I have hundreds of pounds to lose, but I tried to help create new products with the help of Pakistani SEO experts and launched a marketing strategy. It's really powerful, I lost all the losses and I won a lot in just 3