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Marrow −50% Marrow is a 2D, Cosmic-Horror themed, action-adventure game emphasizing challenge, puzzles, platforming, combat and navigation. Leap, crawl, slash and blast your way through the cavernous bowels of a menacing mountain in a quest to find your lost friends.
Positive Now
75%54 reviews on Steam
30-Day Trend
—Not enough history yet (since 21 Oct 2026)
Last 12 Months
82%+10 pts on 73% since launch
Reviews Last Month
2September 2026, +50% on the 12-month average
Reviews By MonthPositive and negative reviews each month, November 2016 to September 2026
| Month | Positive | Negative | Share positive |
|---|---|---|---|
| September 2026 | 1 | 1 | 50% |
| June 2026 | 1 | 0 | 100% |
| May 2026 | 3 | 0 | 100% |
| April 2026 | 0 | 1 | 0% |
| February 2026 | 2 | 0 | 100% |
| September 2025 | 1 | 0 | 100% |
| August 2025 | 1 | 0 | 100% |
| July 2025 | 1 | 0 | 100% |
| May 2025 | 0 | 1 | 0% |
| March 2025 | 1 | 0 | 100% |
| January 2025 | 1 | 0 | 100% |
| December 2024 | 2 | 0 | 100% |
| November 2024 | 0 | 1 | 0% |
| July 2024 | 1 | 1 | 50% |
| June 2024 | 1 | 0 | 100% |
| April 2024 | 2 | 0 | 100% |
| October 2023 | 0 | 1 | 0% |
| August 2023 | 1 | 0 | 100% |
| July 2023 | 1 | 0 | 100% |
| May 2023 | 1 | 0 | 100% |
Steam’s own monthly review graph, read each month. How we count
Review SentimentReview ScoreSteady at 75% positive since 21 Oct 202654 reviews when we first checked
Steam’s review score each time our store check saw it change, since 21 Oct 2026. How we count
Notable Months| Notable | Month | Reviews | Positive |
|---|---|---|---|
| Busiest month | November 2016 | 4 | 75% |
Best and worst counts months with at least 50 reviews.
| April 2023 |
| 1 |
| 0 |
| 100% |
| March 2023 | 1 | 0 | 100% |
| February 2023 | 1 | 0 | 100% |
| December 2022 | 1 | 1 | 50% |
| July 2022 | 0 | 0 | — |
| March 2022 | 0 | 1 | 0% |
| September 2021 | 2 | 1 | 67% |
| April 2021 | 0 | 1 | 0% |
| September 2020 | 1 | 0 | 100% |
| January 2020 | 0 | 1 | 0% |
| November 2019 | 0 | 0 | — |
| August 2019 | 0 | 1 | 0% |
| December 2018 | 1 | 0 | 100% |
| May 2018 | 1 | 0 | 100% |
| February 2018 | 1 | 0 | 100% |
| September 2017 | 1 | 0 | 100% |
| July 2017 | 2 | 1 | 67% |
| June 2017 | 1 | 0 | 100% |
| January 2017 | 0 | 0 | — |
| December 2016 | 2 | 1 | 67% |
| November 2016 | 3 | 1 | 75% |
