---
title: "1985 Topps Garbage Pail Kids Original Series 1 Adam Bomb #8a: Matte back vs Glossy back Price & How to Tell | CardVolume"
url: https://cardvolume.com/non-sport/garbage-pail-kids/1985-adam-bomb-8a/versions/
as_of: 2026-09-29
source: CardVolume (https://cardvolume.com)
---

> At PSA 9, the Glossy back sells for $2,500 (median of the last 2 sales), the Matte back sells for $1,500 (median of the last 3 sales). The Glossy back costs about 1.7× the Matte back at the same grade. How to tell each version apart, with every verified sale linked.

![Adam Bomb — 1985 Topps Garbage Pail Kids Original Series 1 #8a](https://cardvolume.com/img/cards-ai/non-sport--garbage-pail-kids--1985-adam-bomb-8a.webp)

Non-sport2 versions

# Adam Bomb GPK: Matte back vs Glossy back

1985 Topps Garbage Pail Kids Original Series 1 · #8a · 1985

## Answer

-   At PSA 9, the Glossy back sells for $2,500 (median of the last 2 sales), the Matte back sells for $1,500 (median of the last 3 sales). The Glossy back costs about 1.7× the Matte back at the same grade.

As of Sep 29, 2026 · Verified and cross-checked sales only · [How we verify](https://cardvolume.com/methodology/)

Matte back

12

verified sales · record $8,975

Glossy back

5

verified sales · record $3,000

[Full sales history and population](https://cardvolume.com/non-sport/garbage-pail-kids/1985-adam-bomb-8a/)

## How to tell the versions apart

Version

How to identify it

Verified sales

Last sale

**Matte back**

Original Series 1 #8a Adam Bomb with matte back finish; verify back texture and exact checklist or license back.

12

$1,900 · Aug 5, 2026

**Glossy back**

Original Series 1 #8a Adam Bomb with glossy back finish; verify back texture and exact back design.

5

$3,000 · Sep 4, 2026

**One-star/two-star copyright variations**

Check the copyright line and star count on the back; record one-star and two-star versions separately when visible.

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**Identity note:** Seed identity is correct, but back finish and copyright-star variations should not be merged when a listing or slab identifies them.

## Price by version and grade

Grade

Matte back

Glossy back

PSA 10

**$7,188**  
2 sales

—

PSA 9 (OC)

**$910.00**  
1 sale

—

PSA 9

**$1,500**  
3 sales

**$2,500**  
2 sales

PSA 8 (OC)

**$323.00**  
1 sale

—

PSA 8

**$749.00**  
1 sale

**$775.00**  
1 sale

PSA 7

**$338.73**  
2 sales

**$499.99**  
1 sale

PSA 6

**$180.00**  
1 sale

—

CGC 9

—

**$1,250**  
1 sale

CGC 8.5

**$315.99**  
1 sale

—

Price we quote: the 90-day market price where one exists (median of at least 5 sales), otherwise the median of the last 5 verified sales. Linked prices open that grade's full sales list.