Detention Sphere Cards
The complete Detention Sphere checklist: 2 cards — cards spanning 2012–2024.
Data updated June 8, 2026.
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mtg
2024
Breaking News 20241 card
2012
Frequently Asked Questions about Detention Sphere Cards
Does Detention Sphere have a rookie card?
No confirmed Detention Sphere rookie cards are currently in the AgentGrail catalog. The catalog covers 2 Detention Sphere cards in total. Check back as we continue to add new sets.
What years were Detention Sphere cards made?
The AgentGrail catalog includes Detention Sphere cards from 2012 through 2024, totaling 2 cards across all sets and brands. The earliest cards date from 2012 and the most recent are from 2024.
What sets include Detention Sphere cards?
Detention Sphere cards appear in numerous sets, including Breaking News, Return to Ravnica. The full checklist on this page lists every set in the AgentGrail catalog.
Where can I buy Detention Sphere cards?
eBay is the largest marketplace for Detention Sphere mtg 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 8, 2026