Silver Baronet of the Realm
Stagnation of Playerbase is a bigger threat to viability. Most pro players come from the general public, “pubstars” and the like. If you don’t get new blood, then eventually the pro scene stagnates. Dota2 pros who were in their teens are now approaching their 30s. The game is deep, but has a huge barrier for entry and MOBAS aren’t the hot shit they used to be.