With Capstone Dungeons serving as the gateway to Diablo 4's endgame, Blizzard must ensure tackling them isn't harder than it must be. Diablo 4 is a long time coming, and players who reached experience the beta for that latest entry in Blizzard's iconic ARPG series received a taste of how the gameplay would unfold on the planet of Sanctuary. While co-op is a staple feature from the series,...