Everything you have planned for your next D&D, Star Wars or Cthulhu campaign are completely meaningless if your players are not invested in your plans! So how do you get your players invested in your game? Cue the great event trigger! (Or plothook). Triggering an event for your game and supporting the PCs as they embark on their journey in pursuing the adventure that you’ve triggered for them – that’s how you begin your great adventure!