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Incident #427
The most recent tracked incident was a negative nuclear alert triggered by sustained conditions. Across the visible window, the game added 28 reviews, the current 1-hour directional delta sits at 0, and the incident peak reached 1,729 in 1 hour. 1 earlier incident have already resolved.
This incident page provides a structured breakdown of what happened, why it matters, and how severe the review movement was. ReviewBomb detected the event using public Steam review data, comparing real-time velocity against baseline patterns to flag abnormal spikes. The timeline below shows score movement, review volume, and any correlated events such as patch releases or developer announcements that may have triggered the shift.
This incident has resolved. The recovery metrics show how long the event lasted and whether the review score stabilized afterward. Use the Overview and Timeline tabs to see the full arc, from trigger through peak to resolution.
Before score
99.0%
Current score
98.0%
Change -1.0%
Review velocity
1,729 reviews
May 25, 2026, 8:45 AM - May 25, 2026, 11:48 AM
Cause confidence
Patch Backlash (64% confidence)
The most recent tracked incident was a negative nuclear alert triggered by sustained conditions. Across the visible window, the game added 28 reviews, the current 1-hour directional delta sits at 0, and the incident peak reached 1,729 in 1 hour. 1 earlier incident have already resolved.
Peak tier: NUCLEAR. Review velocity spiked to 1,729 reviews. Score moved -1.0%. Resolved in 0 hours.
Likely causes: Patch Backlash. Trigger type: sustained. See the timeline tab for event-level detail and patch notes.
Before / after
Window from May 25, 2026, 12:21 AM to May 25, 2026, 12:00 PM.
Score before
99.0%
Score now
99.0%
Change
0.0%
Reviews added
28
Peak velocity
567/h
Common questions
Quick answers about what happened and why.
What happened?
Portal 2 saw a sudden spike in negative reviews. 28 additional reviews were posted during the tracked window.
How severe was it?
This was an extreme incident with maximum review pressure.
What caused it?
Patch Backlash (100%)
Is it over?
It ended after 12 m. The review score has since stabilized.
How much did the review score change?
The score moved by 0.0 points, from 99.0% to 99.0%. At its busiest, the game received 567 reviews per hour.
Were other games affected too?
Yes, 3 related incidents were detected for other connected titles around the same time.
Opened: May 25, 2026, 11:48 AM
Resolved: May 25, 2026, 12:00 PM
Peak severity: nuclear
Score change: -1.0%
Trigger: sustained
Incident velocity window
Impact 0.0%
