Key to the Seal
TCGPlayer · US market · FoilUS$3.58USD market referenceObserved 23 Oct 2026
▼28.40%historical change
Ungraded card references. Condition and selling costs affect what you receive; graded slab values are not covered.
Key to the Seal #BT31-084 from Impact Beyond Dimensions Release Event (Foil): latest recorded price observation US$3.58, observed 23 Oct 2026. Source currency: USD.
What does this price mean?
TCGPlayer is a US-market reference in USD. Cardmarket uses a Broad foil guide · EUR source, converted from EUR to USD; it is not UK-only pricing. Prices refer to the displayed printing. Your card's condition, language, grading and selling costs can affect what you receive.
US market price history · 17 Jul 2026 – 23 Oct 2026
67 recorded price points. Change compares the first and last points shown.
View recorded prices as a table
| Date | Market price |
|---|---|
| 17 Jul 2026 | $5.00 |
| 18 Jul 2026 | $5.20 |
| 19 Jul 2026 | $5.20 |
| 20 Jul 2026 | $4.45 |
| 21 Jul 2026 | $4.45 |
| 22 Jul 2026 | $4.45 |
| 23 Jul 2026 | $4.45 |
| 24 Jul 2026 | $4.45 |
| 25 Jul 2026 | $4.45 |
| 26 Jul 2026 | $4.45 |
| 27 Jul 2026 | $4.45 |
| 28 Jul 2026 | $4.45 |
| 29 Jul 2026 | $4.45 |
| 30 Jul 2026 | $4.45 |
| 31 Jul 2026 | $4.22 |
| 1 Aug 2026 | $4.22 |
| 2 Aug 2026 | $4.22 |
| 3 Aug 2026 | $4.00 |
| 4 Aug 2026 | $4.00 |
| 5 Aug 2026 | $4.00 |
| 6 Aug 2026 | $4.00 |
| 7 Aug 2026 | $4.00 |
| 8 Aug 2026 | $4.00 |
| 9 Aug 2026 | $4.00 |
| 10 Aug 2026 | $4.00 |
| 11 Aug 2026 | $3.94 |
| 12 Aug 2026 | $3.94 |
| 13 Aug 2026 | $3.94 |
| 14 Aug 2026 | $3.94 |
| 15 Aug 2026 | $3.94 |
| 16 Aug 2026 | $3.94 |
| 17 Aug 2026 | $3.94 |
| 18 Aug 2026 | $3.94 |
| 19 Aug 2026 | $3.94 |
| 20 Aug 2026 | $3.94 |
| 21 Aug 2026 | $3.94 |
| 22 Aug 2026 | $3.94 |
| 23 Aug 2026 | $3.94 |
| 24 Aug 2026 | $3.94 |
| 25 Aug 2026 | $3.94 |
| 26 Aug 2026 | $3.94 |
| 27 Aug 2026 | $3.94 |
| 28 Aug 2026 | $3.94 |
| 29 Aug 2026 | $3.94 |
| 30 Aug 2026 | $3.94 |
| 31 Aug 2026 | $3.94 |
| 1 Sept 2026 | $3.88 |
| 2 Sept 2026 | $3.88 |
| 3 Sept 2026 | $3.88 |
| 4 Sept 2026 | $3.88 |
| 5 Sept 2026 | $3.88 |
| 6 Sept 2026 | $3.88 |
| 7 Sept 2026 | $3.88 |
| 8 Sept 2026 | $3.88 |
| 9 Sept 2026 | $3.88 |
| 10 Sept 2026 | $3.88 |
| 11 Sept 2026 | $3.88 |
| 12 Sept 2026 | $3.88 |
| 13 Sept 2026 | $3.88 |
| 14 Sept 2026 | $3.88 |
| 15 Sept 2026 | $3.88 |
| 15 Oct 2026 | $3.62 |
| 16 Oct 2026 | $3.62 |
| 17 Oct 2026 | $3.62 |
| 20 Oct 2026 | $3.62 |
| 21 Oct 2026 | $3.62 |
| 23 Oct 2026 | $3.58 |
Period high$5.20
Period low$3.58
Period average$4.05
Recorded points67
Sales History
No recorded sales history is available for this card.