Holobrook
A grading service on Holobrook
ARK GRADING COMPACY10
GEM MINT
EST. OCT 2026JUNIOR GRADER
ARK 000017
RankJunior Grader
Accuracy59%within half a grade
Slabs issued17
EstablishedOctober 2026
StorefrontFoundingopened in Holobrook's first month

The Wall

Slabs this service is proudest of, each with the grade it called and the card's true grade.

ARK GRADING COMPACY9
MINT
Charmander
DETECTIVE PIKACHU · COMMON · #4
EST. OCT 2026
ARK 000006
Charmander
CharmanderCalled 9 · true 9 · spot onFrom LenaStory cardKept by them
ARK GRADING COMPACY9.5
MINT
Centiskorch V
SHINING FATES SHINY VAULT · RARE HOLO V · #SV108
EST. OCT 2026
ARK 000005
Centiskorch V
Centiskorch VCalled 9.5 · true 9 · 0.5 highFrom Maya (age 10)Story card
ARK GRADING COMPACY10
GEM MINT
Lilligant
GUARDIANS RISING · RARE · #5
EST. OCT 2026
ARK 000004
Lilligant
LilligantCalled 10 · true 9 · 1 highFrom BenStory card
ARK GRADING COMPACY9.5
MINT
Armored Mewtwo
SM BLACK STAR PROMOS · PROMO · #SM228
EST. OCT 2026
ARK 000002
Armored Mewtwo
Armored MewtwoCalled 9.5 · true 9 · 0.5 highKept by them
ARK GRADING COMPACY10
GEM MINT
Charmander
151 · ILLUSTRATION RARE · #168
EST. OCT 2026
ARK 000001
Charmander
CharmanderCalled 10 · true 9 · 1 highMilestone slab

Gives back

Thank-yous from the town, pinned up in the office.

Sponsored Omar's school card club
Sponsored the Friday league prizes
Sponsored Walt's card night at the senior center
Grade three cards a day, build a reputation, design your own slabs.
Open your own grading service, free