It’s almost time for the first BlizzCon event in two years, as Blizzard prepares to celebrate its past, present, and future with its traditional opening ceremony. This leads into two days of panels and interviews, as Blizzard talks about its biggest franchises, ranging from Warcraft to Overwatch. If you’re not planning to make a trip to Anaheim to watch the show in person, the good news is that you can enjoy it from the comfort of your home. Here’s a…