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Professor's Research #84, Rainbow, Pokemon GO

  • Card number: #84/78
  • Rarity: Secret Rare
  • Finish: Holo

A CGC Gem Mint 10 Professor's Research #84 Rainbow from Pokemon GO has a TCGBerg fair value of $16 as of Nov 15, 2026. It rests on 1 recorded sale, the latest on Apr 16, 2026. Sales evidence is sparse, so treat this value as a rough estimate.

TCGBerg fair valueCGC Gem Mint 10
As of Nov 15, 2026
$16

TCGBerg Algorithm (estimated from recorded sales).

1 sale · latest Apr 16, 2026

Fair value3 months
Last sale$16Apr 16, 20260.0% at fair
5-sale avg$16last 5 sales
Population · CGC Gem Mint 10
-
Market cap
-
Volatility
-
YTD
-
Sales evidence
Sparse

TCGBerg fair value · CGC Gem Mint 10

$16

Sales evidenceSparse

Based on 1 recorded sale. Latest sale: Apr 16, 2026.

Market cap
-
fair value x population
Population
-
no graded population
Last sale
$16
0.0% vs fair
5-sale avg
$16
recent sales
Grading

Price history

Open terminalPro

Weekly fair value for CGC Gem Mint 10.

Open in TerminalCandles, every grade, full historyPro

What the evidence says

The last CGC Gem Mint 10 sale, $16 on Apr 16, 2026, is in line with the $16 fair value (0.0% below). The value rests on 1 recorded CGC Gem Mint 10 sale. Its confidence band runs from $12 to $20. With sparse sales evidence, read the gap and the band as rough guides.

TCGBerg fair value by grade

Value at each grade and ungraded condition. Log scale. Tap a row to switch the whole page.

  • Raw NM$8.39Ungraded · TCGBerg fair value
  • Raw LP$8.37Ungraded · TCGBerg fair value
  • Raw MP$6.70Ungraded · TCGBerg fair value
  • Raw HP$5.31Ungraded · market price
  • Raw Damaged$5.01Ungraded · market price
hatched = market price, not a TCGBerg fair value

Behind the scenes

What goes into this price, and how much we know.

Recent sales

20 tracked

Each sale against the grade's fair value on the day it sold.

  • $7.97
    Nov 3, 2026 · via tcgplayer
    Rawbelow fair value by 5.0%
  • $8.77
    Oct 31, 2026 · via tcgplayer
    Rawabove fair value by 2.0%
  • $7.99
    Oct 30, 2026 · via tcgplayer
    Rawbelow fair value by 7.1%
  • $4.76
    Oct 29, 2026 · via tcgplayer
    Rawbelow fair value by 44.7%
  • $9.36
    Oct 28, 2026 · via tcgplayer
    Rawabove fair value by 8.8%

15 more sales with Pro

Up to 20 recent sales, each with its venue and its gap to fair value.

Includes a sale 43.6% below fair value

All grades matrix

Every grade we track for this printing.

  • CGC Gem Mint 10$16
    1d -7d -30d -
    Pop
    -
    Mcap
    -
    Evidence
    Sparse
    Last
    $16
  • CGC9.5$13
    1d -7d -30d -
    Pop
    -
    Mcap
    -
    Evidence
    Sparse
    Last
    $13
  • Raw$8.39
    1d -7d 0.0%30d 3.5%
    Pop
    -
    Mcap
    -
    Evidence
    Very strong
    Last
    $7.97
CGC Gem Mint 10$16-----Sparse$167mo ago
CGC9.5$13-----Sparse$137mo ago
Raw$8.39--0.0%down 3.5%-Very strong$7.972w ago

Graded population report

495 graded copies of Professor's Research Rainbow across 7 grades.

PSA 10
243 · 49%
PSA 9
166 · 34%
PSA 8
68 · 14%
PSA 7
10 · 2.0%
PSA 6
6 · 1.2%
PSA 5
1 · 0.2%
PSA 3
1 · 0.2%

PSA 10 is the most common grade (49%).

Analysis

Professor's Research - Rainbow Holo at CGC Gem Mint 10 carries a TCGBerg fair value of $16 as of 2026-11-14. We track a TCGBerg fair value across 2 grades from Pokemon GO, from CGC 9.5 up to CGC Gem Mint 10. The CGC Gem Mint 10 valuation rests on sparse sales evidence.

CGC Gem Mint 10 - frequently asked

How much is a CGC Gem Mint 10 Professor's Research - Rainbow Holo from Pokemon GO worth?
$16 as of 2026-11-14, the model-derived TCGBerg fair value for a CGC Gem Mint 10 Professor's Research - Rainbow Holo from Pokemon GO. It rests on sparse sales evidence. This estimate is not a guaranteed sale price.
What did a CGC Gem Mint 10 Professor's Research - Rainbow Holo from Pokemon GO last sell for?
The most recent recorded sale was $16 on 2026-04-16. This recorded sale is separate from the model-derived fair value.