Unwinnable. Tried the game on easy then sandbox, it's pretty much impossible to win against the toughest boss. Heck, to beat the easiest boss is a matter of insane luck, not skill.
So it's fine to create a tough game with AI, and nothing hardcore, but don't disrespect the player's time
So it's fine to create a tough game with AI, and nothing hardcore, but don't disrespect the player's time