Grassy Knoll Cards
The complete Grassy Knoll checklist: 1 card — cards spanning 2013.
Data updated June 26, 2026.
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baseball
2013
Frequently Asked Questions about Grassy Knoll Cards
Does Grassy Knoll have a rookie card?
No confirmed Grassy Knoll rookie cards are currently in the AgentGrail catalog. The catalog covers 1 Grassy Knoll cards in total. Check back as we continue to add new sets.
What years were Grassy Knoll cards made?
The AgentGrail catalog includes Grassy Knoll cards from 2013, totaling 1 cards across all sets and brands. The earliest cards date from 2013 and the most recent are from 2013.
Where can I buy Grassy Knoll cards?
eBay is the largest marketplace for Grassy Knoll baseball cards, offering both raw and graded (PSA, BGS, SGC) copies. Use the "Find on eBay" buttons on this page to search current listings. For investment-grade copies, look for PSA 10 certified cards.
Answers are grounded in AgentGrail catalog data and recent eBay market comps.
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Compiled by the AgentGrail team · Data refreshed June 26, 2026