Grade Matrix
Graded
PSA 6
-
Grade 7 guide
$7
Grade 8 guide
$9
PSA 9
$70
PSA 10
-
PSA 10: No PSA 10 sales · checked Oct 26, 2026
PSA 9: Median of 1 PSA 9 sale in the last 90 days, latest 2026-10-04. Grade 9 guide (all graders): $70.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
CGC
CGC 8
-
CGC 9
-
CGC 10
$23
CGC P10
-
Availability
Availabilityi
6/10G: —
Graded: insufficient data · Sales per year: ~232 sales/yr · Raw recent sales: 60 · Grade 9 recent sales: 2 · PSA 10 recent sales: 0 · Graded copies: 14
TCGplayer Price History
Reverse HolofoilProduct 121017Fetched Oct 25, 3:45 AM
Weekly market
$0.78
week ending Oct 24
Weekly avg sale
$0.75
week ending Oct 24
Units sold (week)
1
week ending Oct 24
Card Value FAQ
What is the Reverse Holo version of Oshawott (Steam Siege #30) worth?
The Reverse Holo version of Oshawott (Steam Siege #30) is shown at $0.78 market price. That value is for this stored card variant, not the base printing.