Diablo Immortal x DOOM Collab — Slayer’s Reign Event Brings Chaos & New Rewards

Blizzard Entertainment has announced a major crossover between Diablo Immortal and DOOM: The Dark Ages. The limited-time event, titled “The Slayer’s Reign,” will run from April 16 to May 12, 2026, introducing new gameplay features, rewards, and DOOM-inspired content.

Slayer’s Bane Mode and DOOM-Style Combat

At the core of the collaboration is a revamped version of Survivor’s Bane, now transformed into Slayer’s Bane mode with fast-paced, aggressive combat inspired by DOOM.

Players can expect:

• DOOM-themed combat mechanics focused on speed and momentum
• Iconic weapons such as the Super Shotgun, Shield Saw, and Dreadmace
• Six unique abilities designed for high-impact, aggressive playstyles

The mode also introduces familiar DOOM enemies:

• Imps as standard foes
• Cyberdemon as the main boss encounter

These additions bring intense battles, culminating in a high-stakes boss fight using new Slayer abilities.

New Legendary Gem: The Crucible

The event also adds a new 2-Star Legendary Gem called The Crucible, inspired by DOOM.

Its effects include:

• Triggering powerful finishing damage when enemies are low on health
• Building Slayer’s Rage, which increases damage and movement speed
• Stacking bonuses for stronger combat performance over time

Cosmetics, Companions, and Rewards

The crossover introduces a variety of themed cosmetics and collectibles, including:

• DOOM-inspired weapon skins powered by Argent Energy
• The iconic Praetor Armor available through the Phantom Market
• New companions such as Cacodemon and a Serrat mount

Players can also earn rewards throughout the event, such as:

• The Crucible Legendary Gem
• Legendary Crests and additional crests
• Emojis, set gear, and weapon cosmetics

What to Expect

This collaboration blends Diablo Immortal’s ARPG mechanics with DOOM’s signature high-intensity combat, offering a unique gameplay experience. With new modes, enemies, and rewards, The Slayer’s Reign stands out as one of the most ambitious crossover events in the game so far.