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Outbreak: Endless Nightmares

Also known as Outbreak: Endless Nightmares, oen, outbreak endless nightmares

The nightmare continues for Lydia and her fellow survivors. Experience true horror in this co-op survival horror roguelike.

Last update

8 Aug 2026

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Latest update

AnnouncementPublished 08 Aug 2026

TAILBREAK is now available on Steam, PS5, and XBOX!

TAILBREAK is now available on Steam, PlayStation 5, and XBOX Play Anywhere! Tailbreak Experience an alternate retelling of DINOBREAK with a brand new fully voiced adventure as Alex and Rin try to escape Cypress Ridge in…

2 changesGameplayRead announcement

Update history

Browse past updates and patch notes for this game.

37 updates

Gallery

In-game media

Achievements

Community progression

Top picks from 11 Steam achievements, sorted by player unlock rates.

Strange LandEnter the first anomaly.55.3%
Might Be MendedRepair a weapon with repair parts.27.1%
PurgatoryReach Limbo in any anomaly.20.2%
The ConductorReturn a Conductor's Coin to the Conductor.12.5%
Superior FirepowerUpgrade a weapon with weapon parts.10.6%
Mysterious HorrorsEnter the second anomaly.7.2%