Things Grim Dawn doesn't tell you...
00:00:28 - There's a game guide in the game
00:01:04 - There are two rows of skill buttons
00:01:14 - You don't need to manually create personal rifts to fast travel
00:02:15 - There's a loot filter
00:02:30 - You can toggle the mini-map (off/on/bigger)
00:02:40 - There's a clock (showing current time of day, not game time)
00:03:00 - You can rotate the screen and also reset the default view
00:03:36 - All about toggle skills and how to toggle them on
00:04:16 - Faction vendors and their discounts
00:04:40 - You can search for text strings (in item tooltips) at vendors to highlight any items that match your search criteria
00:05:26 - Reputation, writs, mandates and my personal opinions which tend to be pretty awful