Mark McGwire 2021 Panini Absolute Baseball Kaboom! #K18
Panini Absolute Baseball 2021 · #K18 · updated 2026-11-04

| Price | 30d | 1y | |
|---|---|---|---|
| PSA 9 most traded | $493 | — | — |
| PSA 10 | $990 | — | — |
| Baseball index | — | ▼5% | ▲33% |
| Mark McGwire index | — | ▲13% | ▲114% |

| Grade | Price | 30d | 1y |
|---|---|---|---|
| PSA 10 | $990 | 0 | — |
| PSA 9 | $493 | 1 | — |
| PSA 8 | $365 | 0 | — |
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About Mark McGwire 2021 Panini Absolute Baseball Kaboom! #K18
Mark McGwire 2021 Panini Absolute Baseball Kaboom! #K18 is a 2021 Pokémon card from Panini Absolute Baseball, number K18. Right now a PSA 10 sells for about $990; a PSA 9 sells for about $493; a PSA 8 sells for about $365, each the median of the newest three recorded sales inside 30 days.
We hold 17 recorded sales of this card going back to 2024-04, 1 of them in the last 30 days. By venue: eBay 94%, Fanatics 6%. The most traded grade over the last 90 days is PSA 9.
PSA population by grade: PSA 9 13. Population as of 2026-11-02, from PSA's cert records.
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Mark McGwire 2021 Panini Absolute Baseball Kaboom! #K18 questions
How much is a Mark McGwire 2021 Panini Absolute Baseball Kaboom! #K18 worth?
About $493 in PSA 9, the most traded grade; a PSA 10 is about $990. Prices are the median of the newest three recorded sales inside 30 days.
How much is a PSA 10 Mark McGwire 2021 Panini Absolute Baseball Kaboom! #K18?
About $990.
What is the PSA 10 premium on Mark McGwire 2021 Panini Absolute Baseball Kaboom! #K18?
A PSA 10 sells for 2.0x a PSA 9 right now ($990 against $493).
Where can I buy a Mark McGwire 2021 Panini Absolute Baseball Kaboom! #K18?
The Deals section on this page lists every auction of this card ending inside 24 hours and every Buy It Now the deal finder is pricing, each against the comp for its grade. Tap one to open it on eBay, or open the deal finder for every card.
What is the PSA population of Mark McGwire 2021 Panini Absolute Baseball Kaboom! #K18?
PSA 9: 13. As of 2026-11-02.