system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: The three species in video game StarCraft II are "trivially" balanced. When developing and maintaining the game, what are the methods used by Blizzard Entertainment to make sure that the species are "trivially" balanced?
gpt
Play testing, play testing, play testing.

Then they play test some more.

Even then they don't get it exactly right.  There is a constant cycle of players developing unbalancing strategies, and Blizzard adjusting the play balance to compensate.