WinBack 2: Project Poseidon

Franchise: WinBack Koei, Cavia Inc.

Complete: $21
Sales: 5+in 90 days

Variants

Region

Any NTSC PAL

Complete $20–$274 sales Sealed —no sales Loose $161 sale Incomplete —no sales Graded CIB —no sales Graded —no sales

Market value

$20–$27 typical$21.614 sales in 90 days

$20 $27

Liquidity 47 of 100

4 sold in 90 days · sells in about 12 days

No trend yet

sales since Oct 2026

Medium confidence

4 sales, newest Oct 28 · few sales

Sales history

4 recorded complete sales of WinBack 2: Project Poseidon, NTSC release, newest first
Sold		Region	Edition	Condition	Price
Oct 28, 2026 sold in 3 weeks	WinBack 2 Project Poseidon Xbox Microsoft KOEI T NTSC-U/C Manual Included Oct 28, 2026NTSC · Standard	NTSC	Standard	Complete	$19.99 eBay
Oct 20, 2026 sold in 9 months	Winback 2: Project Poseidon - Xbox Oct 20, 2026NTSC · Standard	NTSC	Standard	Complete	$28.86 eBay
Oct 19, 2026 sold in under 1 day	Koei Winback 2: Project Poseidon Xbox Tactical Shooter 2006 T NTSC-U/C Oct 19, 2026NTSC · Standard	NTSC	Standard	Complete	$22 eBay
Oct 18, 2026 sold in 14 days	Winback 2: Project Poseidon - Xbox Oct 18, 2026NTSC · Standard	NTSC	Standard	Complete	$25 eBay · Offer accepted asking price shown

Photos

NTSC

Front

PAL

Front

Frequently asked

How much is WinBack 2: Project Poseidon worth on Xbox?

A complete copy sells for about $22 in NTSC (US, Canada). The four sales in the last 90 days went for $20 to $29.

How quickly does WinBack 2: Project Poseidon sell?

Four copies sold in the last 90 days. The cheapest listings sell within about 12 days.

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 WinBack 2: Project Poseidon?

Published by Koei and developed by Cavia Inc.. Also available on PlayStation 2.