Diablo 4's inaugural season, Season of the Malignant, has brought a fresh new pool of 30 Nightmare Dungeons. That is why we have put together a Season 1 Nightmare Dungeon Tier List based on monster density, layout structure, and objective complexity! Best Season 1 Endgame Builds Nightmare Dungeon Difficulty Nerfed**Editor's Note: This Tier List is based on our opinions and research — you may very well find that these Nightmare Dungeon rankings are different than you would rank them yourself. Let us know in the comments below if you think a dungeon should be ranked higher or lower!
S Tier: Best Nightmare Dungeons in Diablo 4 Season 1 A Tier: Great Nightmare Dungeons in Diablo 4 Season 1 B Tier: Average Nightmare Dungeons in Diablo 4 Season 1 C Tier: Subpar Nightmare Dungeons in Diablo 4 Season 1 D Tier: Worst Nightmare Dungeons in Diablo 4 Season 1 Tier Rankings ExplainedThese dungeons, ranked in rough order from best to worst, were reviewed for factors such as mob density, how annoying the objectives were, and the general layout of the dungeon itself. Keep in mind — the affixes on any particular Nightmare Sigil may make a dungeon better or worse for your build — always double-check!
S Tier DungeonsThese dungeons are the cream of the crop — great layout, easy or nonexistent objectives, and mob density that will keep the experience flowing at a huge rate. The faster you can get them done, the faster you'll level — some of them can be completed in less than five minutes for an experienced player!
A Tier DungeonsWhile not as effective for experience farming as the S Tier dungeons, the A Tiers are no slouch — the biggest difference is a decrease in mob density and bigger layouts.
B Tier DungeonsWe're hitting
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