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SlabIndex publishes market analysis, not investment advice. Nothing here is a recommendation to buy or sell, no outcome is guaranteed, and past results — including every figure in the track record — do not predict future ones. Collectibles are illiquid and can lose value. Trade with money you can afford to lose.

riftbound/Origins: Proving Grounds/Sealed

Origins - Proving Grounds Box Set Case

Origins: Proving Grounds

Kind: Case
Released: 2025-10-31
Market price: $229.80
Cheapest listed: $350.00

View on TCGplayer →

Market

$229.80

90 days

+21.0%

1 year

—

All-time low

$175.00

Print status

Print status unclearlow confidence

The evidence does not settle it, so nothing is claimed either way.

Why

Nothing in the price says either way.
The set is 11 months old.

Market price

$230-74.5%since Nov 25

Nov 25Sep 26