In Season 9, Diablo 4 introduced a new endgame activity called Escalating Nightmares, which is a set of 3 Nightmare Dungeons that you can delve through. Upon completion of the 3 dungeons within an Escalating Nightmare, you eventually get to face a boss called Astaroth for tons of rewards. The first thing you will need … Continue reading Diablo 4: Escalation Sigils (How to Get & Uses)