Heroes of Terrinoth - The Goblin Problem playthrough (and rules overview)

About Heroes of Terrinoth, from BoardGameGeek:

Heroes of Terrinoth is a cooperative card game of questing and adventure that invites you and up to three allies to take on the role of unique heroes, choosing from twelve distinct and powerful heroes, split between four archetypes - healer, warrior, mage, and scout. These archetypes are further diversified into different classes that your heroes can pursue as your power grows. Regardless of which archetype and class you embrace, you and your friends must combine your powers, leaning on one another's strengths to survive your journeys and defeat the enemies who stand against you. Over the course of eight thrilling quests, you will face villainous foes, battle deadly creatures, and save the realm!