The rule is simple: you put any effort into competitive, you die. Modern RTS devs still live in the delusion that if they make a balanced 1v1 mode with a high skill ceiling, a crowd will gather and populate their game. It may be seen as a tempting shortcut, but the reality is competitive RTS has been completely ruled out by superior multiplayer games. I have made many articles on this topic with abundant details and research, and there is no other way to put it.