Ok sorry. well the numbers should be about _
<-----that big (lol i don't have a ruler)
_
a 12 hours clock would be nice. and for Executed? well like from the start of the game if thats what you mean.
Anyway, the basics of it are to set up a Timer and hide it, and have a common event that checks for when the Timer hits zero, advancing the hour and resetting the Timer, but more specifics are needed to tweak it.