Bungie has introduced a new experimental PvE mode to Marathon on PlayStation 5, marking a shift in the extraction shooter's development as the studio looks to broaden the game's appeal. The mode, titled 'Vault Breaker', is available for a limited two-week window starting July 21 and ending August 4, 2026.
Quick Facts
- Mode Name: Vault Breaker
- Availability: July 21, 2026 – August 4, 2026
- Format: Solo or co-op PvE
- Setting: Cryo Archive level
How the Roguelite Mode Works
Vault Breaker is set within the game's Cryo Archive level. It utilizes roguelite progression mechanics, meaning players grow stronger throughout each individual run. The developer has confirmed that players can earn specific rewards by progressing further into the mode, with some of these items being usable in Marathon’s existing PvP content.
Addressing Accessibility
The introduction of this mode follows criticism that Marathon is currently too difficult for many players. By providing a PvE-focused experience, the studio is testing a more accessible entry point for the title. Given the short availability window, it is expected that Bungie will use this period to gather player feedback and monitor engagement before determining future updates.
This update arrives during a period of significant transition for the developer. Recent reports indicate that Bungie has experienced a large round of layoffs, the departure of Marathon's game director, and the conclusion of support for Destiny 2.

