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Borderlands 4 Unveils Halloween Event, DLC, and New Boss!

10/12/2025

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Summary

Story summary

Borderlands 4 will launch its first seasonal event, Horrors of Kairos, from October 23 to November 6.
The Halloween mini-event will add blood rain weather effects, new Legendary weapons, and a pumpkin-head cosmetic for all players.
The first paid DLC, How Rush Saved Mercenary Day, will release on November 20 with new missions and cosmetics.
A new Invincible boss, Bloomreaper, will be added in December, offering a challenging experience.

History

Historical Context

Released on September 18, 2012, Borderlands 2 built on its predecessor's success, featuring new Vault Hunters and a narrative centered on defeating Handsome Jack. The game sold over 30 million copies, becoming 2K Games' best-selling title. Its innovative cooperative gameplay and seasonal content, like the upcoming Horrors of Kairos event, reflect the franchise's strategy to engage and expand its player community.

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Story summary

Borderlands 4 will launch its first seasonal event, Horrors of Kairos, from October 23 to November 6.
The Halloween mini-event will add blood rain weather effects, new Legendary weapons, and a pumpkin-head cosmetic for all players.
The first paid DLC, How Rush Saved Mercenary Day, will release on November 20 with new missions and cosmetics.
A new Invincible boss, Bloomreaper, will be added in December, offering a challenging experience.

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