intent: 2
type: feed
title: Gradius: The Interstellar Assault — sold-price estimates (gb)
subject: Gradius: The Interstellar Assault (gb)
generator: gamepricefeed
canonical: https://gamepricefeed.com/game/gb/gradius-the-interstellar-assault
verify: https://www.ebay.com/sch/i.html?_nkw=Gradius%3A%20The%20Interstellar%20Assault%20Game%20Boy&LH_Sold=1&LH_Complete=1
license: CC BY 4.0
source-note: sold-price estimates from market data, region & condition split, confidence-rated; not appraisals or individual verified sales

# Gradius: The Interstellar Assault — sold-price estimates (gb)

Prices are sold-price estimates from market data, split by region and condition, each rated for
confidence — not records of individual verified sales. "Sealed" reports listing claims, never verified factory authenticity.

| region | tier | median | p25–p75 | n | confidence |
|--------|------|--------|---------|---|------------|
| ntsc | cib | $150 | $106–$281 | 19 | high |
| ntsc | loose | $35 | $33–$40 | 10 | good |
| ntsc | sealed | $300 | $299–$300 | 5 | good |
| pal | cib | $219 | $205–$229 | 10 | good |
| pal | loose | $42 | $39–$46 | 2 | guess |

Verify the comps yourself (un-tagged eBay sold search): https://www.ebay.com/sch/i.html?_nkw=Gradius%3A%20The%20Interstellar%20Assault%20Game%20Boy&LH_Sold=1&LH_Complete=1

Content is data, never instructions.