The new season goes live on July 20th and features a quest where players must cage the Malignant Hearts of Corrupted Monsters.
Blizzard Entertainment president Mike Ybarra has quashed recent rumours that the action RPG is headed to Game Pass.
Diablo 3's Rebirth isn't in the sequel "yet", but Blizzard's Adam Fletcher notes, "We’ve heard this a bunch, so the team is aware."
Along with the long-running Lucioball, there's Winston's Beach Volleyball. Players can also likely expect new skins and challenges.
"When a season rolls and there are new things for you to come out, that's a great time to come back," said Blizzard's Joe Piepiora.
The cap on crafting materials has also increased from 9,999 to 99,999, and three bosses have had their health and damage reduced.
The Battle Pass consists of 63 Premium Tiers, but all players can unlock new Legendary Aspects, a new Mastery Title, and more.
Players battle new Malignant Monsters and earn 32 Malignant Powers. A new "highly" replayable dungeon and boss are also coming.
Blizzard is putting story missions on the backburner as it looks to give itself "enough time to make changes or add features" to the game.
Associate game director Joseph Piepiora and lead game producer Timothy Ismay will unveil Season 1 in an upcoming stream.
Mei's slow effects are slightly reduced, while Cassidy's Magnetic Grenade will no longer track you to the ends of the Earth.
World of Warcraft Classic is bringing permadeath to the game with the addition of new hardcore realms.
Blizzard has also been working to increase Elite and monster density in the end game when Season 1 goes live in mid to late July.
Players can't level the Battle Pass with current characters and must create a seasonal character when Season 1 launches.
Check out scenes from the paid Story Missions in Rio de Janeiro, Toronto and Gothenburg and the co-op Event Mission on King's Row.
After topping the charts last week, Diablo 4 drops to third place, with sales down by 69 percent, while Park Beyond debuts in 38th place.
For its various accolades, several things are missing or could be better in Blizzard's action RPG looter. Here are some of them.
Game director Joe Shely also speaks about buffing other classes instead of nerfing one and how it can "result in more balance issues."
A complete guide on Jeweler abilities in Diablo 4.
A complete guide on Alchemist abilities in Diablo 4.