$56.88 of card set value vs $51.45 product price — worse than 30 days ago. The set's 28 priced cards are worth 1.11× this product's price (was 1.19×).

Value ratio compares the card set value (the Inkwell Fair Value of the set's priced cards, sealed products excluded) to this product's price. Higher is better for buyers.

Product	Price	Expected value	Ratio	vs 30d
Origins - Proving Grounds Box Set Case	$229.80	$56.88 set	0.25×	▼

All Cards · Origins: Proving Grounds

28 cards

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Frequently Asked Questions

How many cards are in Origins: Proving Grounds?

Origins: Proving Grounds contains 28 unique cards.

What is the total value of Origins: Proving Grounds?

The card set value of Origins: Proving Grounds is $56.79 across 28 priced cards (NM). Its 2 priced sealed products add a sealed set value of $281.25, for a total set value of $338.04.

When was Origins: Proving Grounds released?

Origins: Proving Grounds was released in October 2025 as part of the Riftbound: League of Legends TCG trading card game.

What is the most expensive card in Origins: Proving Grounds?

The most expensive card in Origins: Proving Grounds is Master Yi, Wuju Bladesman (Starter) at $17.33 (NM condition).

Is Origins - Proving Grounds Box Set worth opening?

Origins - Proving Grounds Box Set: $56.88 of card set value vs a $51.45 price (1.11× value ratio). It is worse to open than 30 days ago. Expected value is a model estimate from set-wide Inkwell Fair Values and typical pull rates.

What game is Origins: Proving Grounds from?

Origins: Proving Grounds is a set from Riftbound: League of Legends TCG. You can browse all Riftbound: League of Legends TCG sets at the set index page.