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PSA 10: Median of 9 sales, last 45 days · newest Oct 25, 2026 · checked Oct 27, 2026
PSA 9: Median of 6 PSA 9 sales in the last 90 days, latest 2026-09-26. Grade 9 guide (all graders): $22.
Grade 7 and Grade 8 are PriceCharting guides across all graders (PSA, CGC, BGS, SGC, TAG).
GemDelta shows Rillaboom (Darkness Ablaze #197) at $7.66 market price (TCGplayer market). Its Delta multiple is 7.83x.
A PSA 10 Rillaboom (Darkness Ablaze #197) is currently shown at $60.00, the median of 9 PSA 10 sales in the last 45 days (newest Oct 25, 2026).
GemDelta records a 73.1% gem rate for Rillaboom (Darkness Ablaze #197), with 2,098 PSA 10 copies out of 2,871 total PSA grades and a 7.83x Delta. That describes the grading profile; it is not financial advice.
Showing the latest 12 of 30 stored PSA 10 comps.