Callum Marshall

78.3

Avg Score Given

-6.1

Steam Disparity

+6.3

MC Disparity

-2.2

Combined Disparity

Reviews

33 early (60%)22 launch window (40%)0 late (0%)

Scoring Pattern

Lowest Score

100

Highest Score

12.1

Score Spread(variance in their own scores)

Disparity by Outlet

The journalist's average disparity score per outlet

The GameSlayer

26 reviews

-2.1

DualShockers

23 reviews

+0.2

Hardcore Gamer

6 reviews

-11.7

Review summary

Updated Oct 20, 2026

Reviews

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Based on 55 scored reviews, Callum Marshall gives games an average score of 78.3/100. Callum Marshall scores games 6.1 points lower than Steam users and 6.3 points higher than Metacritic users.

How these comparisons are calculated

Sources behind this summary(5 recent of 55)

Final Fantasy ResonanceviaThe GameSlayer
Oct 20, 2026Early review
90/100View review
Valor MortisviaThe GameSlayer
Oct 12, 2026Launch window
75/100View review
Steam 78.2/100 · -3.1 ptsMetacritic 78/100 · -3.0 pts
Clive Barker's Hellraiser: RevivalviaThe GameSlayer
Oct 8, 2026Launch window
80/100View review
Steam 93.3/100 · -13.3 ptsMetacritic 84/100 · -4.0 pts
RivageviaThe GameSlayer
Sep 22, 2026Launch window
65/100View review
Steam 75.8/100 · -10.8 pts
Well DwellerviaThe GameSlayer
Sep 21, 2026Early review
90/100View review
Steam 97.9/100 · -7.9 ptsMetacritic 85/100 · +5.0 pts