Tactical Reroll
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The Space Marine reviewers against each other (3 Oct)

From reports/tiers/2026-10-03-space-marine-reviewers.md , rendered when the site is built.

Yardstick step 11's lists, before any of them joins the yardstick. Numbers from node tools/scratch/sm-reviewers.js; the ledger's from node tools/ledgerstep.js --base 2026-10-03-step6-baseline --lists sm.auspex,sm.auspexFull,sm.tobias,sm.tistaminis.

The lists

KeyListPanel fileGradedMatched to the ledgerUse
AFAuspex Tactics, full transcript (4 Aug, before the codex)2026-08-04-space-marines-auspex-full.json8484fitting; replaces the summary
BTBrother Tobias (8 Jul, before the codex; an Ultramarines list)2026-07-08-space-marines-tobias.json9082 (8 Ultramarines characters and units out)fitting
GBGrimdark Breakdown, five videos (17 to 19 Sep, leaked codex, before points)2026-09-17-space-marines-grimdark.json7961 (17 named or chapter characters and units, and the Captain on Bike, out)reference, partial
TRTacticalRock40K, ranged infantry (26 Sep, codex)2026-09-26-space-marines-tacticalrock.json1212reference, partial
TMTista Minis (22 Jul), for context2026-10-02-space-marines-tistaminis.json3030fitting, out of the yardstick since 3 Oct
ASAuspex Tactics, the summary (superseded)2026-10-03-space-marines-auspex.json4646superseded by AF

Letters on one ruler, S A B C D F (F below D). Auspex's seven grades fold to five letters as before (Tier 2 upper and lower both A, and so on). Grimdark's plus, minus and split grades fold to the nearest letter, an exact tie to the lower one (the panel's scale says how; its heard keeps the grade as given).

Every pair

ρ is Spearman on the shared units' letters; pairwise is the share of pairs both lists separate that they order the same way.

AFBTGBTR
AF–0.73 · 92% · n 820.25 · 67% · n 610.19 · 62% · n 12
BT–0.24 · 64% · n 610.22 · 64% · n 12
GB–0.69 · 89% · n 12

For context: Tista Minis against AF 0.63 · 89% (n 30), BT 0.57 · 82% (30), GB 0.33 · 71% (22), TR −0.22 · 45% (6). The superseded summary against AF, the same video: 0.94 · 99% (n 46).

Each list's noise ceiling (leave one out)

Each list against the mean letter of the other four independent lists (AF, BT, GB, TR, TM; the summary left out, being AF's video), on the units it shares with at least one of them.

ListρPairwisenOn units two or more others grade
AF0.7390%820.61 · 85% · n 69
BT0.6380%820.51 · 74% · n 69
TM0.6179%30the same 30
GB0.3267%61the same 61
TR0.2861%12the same 12

The two full pre-codex lists agree well (0.73), and Tista Minis with both. The two post-codex lists agree with each other (0.69, but on 12 units) and poorly with the pre-codex three: the codex rewrote datasheets between them (Grimdark grades whether a datasheet got better or worse), so they are a different question, not just noisier answers.

Where they disagree most

Units two or more letters apart between the independent lists, with the spread of each list's own percentile for the unit (0 to 100: how far apart the lists put it once each list's own harshness is taken out). Tobias grades a letter harder than Auspex across the board (the same letter on only 9 of 82 units, yet ρ 0.73), so a gap of two with a small spread is mostly that offset. The 21 with a spread of 50 or more:

UnitLetters apartSpreadAFBTGBTRTM
Aggressor Squad492SCD–B
Terminator Squad487ADASC
Rhino484BDS––
Librarian in Terminator Armour382SBC––
Lieutenant382SCC––
Intercessor Squad373SAACA
Land Raider Crusader371BDA–C
Chaplain with Jump Pack365ADA––
Hellblaster Squad360ACBDB
Vanguard Veteran Squad with Jump Packs354ADB–A
Heavy Intercessor Squad259ABCC–
Techmarine259ABC––
Ballistus Dreadnought257SAB–B
Captain in Gravis Armour256ASB––
Lieutenant with Combi-weapon256ASB–A
Storm Speeder Hammerstrike256ASB––
Storm Speeder Hailstrike256BCA––
Eradicator Squad254ABBBS
Outrider Squad252ACC–C
Terminator Assault Squad251SBB––
Drop Pod250ACC––

Two of Tobias's D grades, the Chaplain with Jump Pack and the Vanguard Veterans, are only because their new models weren't out yet. A further 24 units are two letters apart with a spread under 50, most of them Tobias's harder scale: just under, Infernus Squad (49), Redemptor Dreadnought (46) and Ancient in Terminator Armour (39); then the Apothecary and Biologis, the Chaplains, the Captains in Phobos and Terminator Armour, Invictor, Judiciar, Devastators, Razorback, Tactical Squad, the two aircraft and others.

The ledger against each list (step-6 baseline)

ListnPairwise (pairs)2+ tiers apart (pairs)ρ
Auspex summary (the yardstick's list to step 10)4668% (778)80% (339)0.41
Auspex full transcript8463% (2,440)74% (859)0.28
Auspex full, on the summary's 46 units only4668% (751)81% (321)0.40
Brother Tobias82 (79 in pairwise: his three F units sit out, as Maelstrom's do)55% (2,375)57% (1,180)0.20
Tista Minis3054% (323)58% (126)0.10
Grimdark Breakdown (reference)6152% (1,239)48% (354)0.05
TacticalRock40K (reference)1243% (56)34% (29)−0.20

Three readings. The transcript's grades barely differ from the summary's (9 of 46 units a grade apart, 5 a letter): on the same 46 units the ledger scores the same (0.40 against 0.41). The fall to 0.28 is the 38 units the summary never named, so the summary flattered the ledger by grading the units it already places well. Against Tobias the ledger is near chance in pairwise (55%) while the two reviewers agree at 92%. And the ceilings put the ledger well short: 0.28 and 0.20 against leave-one-out ceilings of 0.73 and 0.63.