Various tabletop games approach failed dice in different ways, some offer players options if they are hampered in their investigation or if something narrative will happen down the line of the story. Dungeons & Dragons uses the tried and true method of inflicting damage and other negative effects that will hover over the player characters.
Baldur's Gate 3: Armour Class Explained
Armour Class in Baldur's Gate 3 is one of the most important values you need to be aware of in combat; here's everything you need to know about it.