MissionStartTrigger

By the name it should already be clear that it is activated from the start mission. And it has one indicator Allowed, this is an analogue of a switch True-on / false-off, respectively in off from the start of the mission it does not activate commands in it, until those until it is activated with SetTriggerAllowed commands, but about that later. All triggers with this blue the ball has the Allowed exponent.