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Knowledge is Power: Decades, PlayStation 4 box front

Knowledge is Power: Decades

PlayStation 4 Franchise: PlayLink Sony Interactive Entertainment, Wish Studios

Complete
$12
Sales
20+in 90 days

Variants

Region
Any PAL

Market value

$8–$14 typical$11.5420+ sales in 90 days
$8 $14
Liquidity 90 of 100

around 20 sold in 90 days · sells in about 2 days · around 50 listed now

No trend yet

sales since Sep 2026

High confidence

20+ sales, newest Oct 29 · wide spread

Sales history

35 recorded complete sales of Knowledge is Power: Decades, every region, newest first
Sold Listing Region Edition Condition Price Feedback
Oct 19, 2026 sold in 2 days Wiedza to potęga Dekady - PS4 Oct 19, 2026PAL · Standard, Poland PAL Standard Poland Complete $8.47 Vinted
Oct 19, 2026 sold in 2 days Wiedza to Potęga Dekady PS4 | PlayLink | Pełna wersja PL Dubbing Oct 19, 2026PAL · Standard, Poland PAL Standard Poland Complete $12.88 Vinted
Oct 19, 2026 sold in 10 days Knowledge is Power: Decades - PlayStation 4 PS4 Oct 19, 2026PAL PAL — Complete $6.99 $6.96 eBay
Oct 14, 2026 sold in 9 weeks Wiedza to potęga dekady Oct 14, 2026PAL · Standard PAL Standard Complete $14.10 Vinted
Oct 14, 2026 sold in 5 days Wiedza to potęga dekady Oct 14, 2026PAL · Standard PAL Standard Complete $7.69 Vinted
Oct 12, 2026 sold in 14 days Wiedza To Potęga Dekady ps4/Playstation 4 Oct 12, 2026PAL · Standard, Poland PAL Standard Poland Complete $12.75 Vinted
Oct 12, 2026 sold in 13 days Wiedza to potęga dekady PL gra na ps 4 Oct 12, 2026PAL · Standard, Poland PAL Standard Poland Complete $11.50 Vinted
Oct 12, 2026 sold in 8 days Gra na PS4, Wiedza to potęga. Dekady Oct 12, 2026PAL · Standard PAL Standard Complete $11.47 Vinted
Oct 12, 2026 sold in 3 days gra wiedza to potęga dekady Oct 12, 2026PAL · Standard, Poland PAL Standard Poland Complete $11.50 Vinted
Oct 12, 2026 sold in 2 weeks Wiedza to Potęga: Dekady PS4/PS5 Oct 12, 2026PAL · Standard, Poland PAL Standard Poland Complete $12.75 Vinted
Oct 11, 2026 sold in 9 days Gra ps 4 wiedza to potęga dekady Polska wersja językowa Oct 11, 2026PAL · Standard, Poland PAL Standard Poland Complete $13.55 Vinted
Oct 10, 2026 sold in 2 days Wiedza To Potęga: Dekady (PS4) Oct 10, 2026PAL · Standard, Poland PAL Standard Poland Complete $15.34 Vinted

Photos

PAL

  • Knowledge is Power: Decades PlayStation 4, PAL box front
    Front

Printings

  • Knowledge is Power: Decades PlayStation 4, Poland box front
    Poland

Frequently asked

How much is Knowledge is Power: Decades worth on PlayStation 4?

A complete copy sells for about $12. Most go for $8 to $14.

Is the price of Knowledge is Power: Decades going up or down?

Down so far, from about $11 for a complete copy in the week of September 28 to $10 in the week of October 19.

What does Knowledge is Power: Decades sell for in Poland?

A complete copy sells for 45 zł in Poland.

  • Poland 45 zł20+ sales

Does Knowledge is Power: Decades have a collector's edition or a steelbook on PlayStation 4?

Not that we've seen. All 20+ sales so far were standard copies.

How quickly does Knowledge is Power: Decades sell?

It sells fast, around 2 copies per week. The cheapest listings sell within about 2 days, and around 50 are listed right now.

How is sales data gathered?

We retrieve listing information through eBay alerts and Vinted alerts provided by GrailHound and apply image recognition and text processing to link marketplace listings to games.

Who made Knowledge is Power: Decades?

Published by Sony Interactive Entertainment and developed by Wish Studios.