When the critical reasons for game failure, is failing to take strategic marketing for your indie game seriously.
Indie game strategic marketing
From the description of the youtube video:
This talk will look at the way we crafted the marketing strategy for Dead Cells and sold over 1M copies since launch. We’ll focus on how marketing should inform every aspect of your development and how that information can help you make the right game for the right players. We’ll dive right down into the forgotten 3 ‘P’s of game marketing.