The grim darkness of the 41st millennium grows darker as Warhammer 40,000: Space Marine 2 prepares to unleash its most ambitious free update yet. Revealed during the Warhammer Skulls Showcase, the June 26 Siege Mode expansion transforms the battlefield with relentless cooperative warfare against the galaxy's most terrifying threats.

The Ultimate Cooperative Test

Siege Mode represents Saber Interactive's evolution of Space Marine 2's acclaimed combat system, pitting three battle-brothers against endless waves of xenos and heretics on the jungle deathworld of Kadaku. This isn't mere survival - it's a tactical fortress defense where every bolter round counts against the Tyranid swarm's biological horrors and Chaos' corrupted war engines.

Early footage reveals terrifying new battlefield dynamics:

• Towering Hierophants crushing through imperial defenses
• Dreadnought support units unleashing hurricane firepower
• Environmental destruction altering combat zones

Steam players gain early access through the Public Test Server on June 4, allowing the Chapter's finest to refine their strategies before the full deployment.

Chapter Pride on Display

Beyond the free Siege Mode, two premium cosmetic expansions honor the Imperium's most storied chapters:

White Scars Chapter Pack

• Lightning-fast Assault Champion armor
• Mongol-inspired weapon skins
• Successor Chapter heraldry customization

Blood Angels Cosmetic Pack

• Sanguinary Guard-inspired warplate
• Chalice and wing motifs
• Black Rage battle damage effects

The Bigger Picture

This update arrives amidst a renaissance for Warhammer games, coinciding with announcements for Boltgun 2 and the Space Marine Master Crafted Edition. For Space Marine 2 players, it represents the first major step in Saber Interactive's promised live service roadmap - proving the studio's commitment to expanding the grimdark experience.

Whether you're purging xenos in Siege Mode or showcasing chapter pride with new cosmetics, June 26 marks a new era for Lieutenant Titus' crusade. The Emperor protects - but only those who prove worthy in battle.