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The most valuable Castle Fright Knights LEGO sets by current market value. This list ranks 17 sets by current BrickPicker value, refreshed from live market data. Right now the top spot belongs to Night Lord's Castle at $703. The top 5 alone account for about 69% of the value on this list. Every entry links to its full price history and marketplace listings. Updated 2026-07-21.
Top 5 hold 69% of this list's value ($2,398).
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| Name | / piece | |||
|---|---|---|---|---|
| 1 |  Night Lord's Castle Castle · 1997 | $703 | +779% | $1.17 |
| 2 |  Witch's Magic Manor Castle · 1997 | $350 | +695% | $1.40 |
| 3 |  Traitor Transport Castle · 1997 | $237 | +1084% | $1.69 |
| 4 |  Traitor Transport Castle · 1997 | $210 | +951% | $1.51 |
| 5 |  Fright Force Castle · 1998 | $150 | +2404% | $5.77 |
| 6 |  Bat Lord Castle · 1997 | $105 | +2239% | $8.75 |
| 7 |  Bat Lord's Catapult Castle · 1997 | $103 | +1419% | $1.86 |
| 8 |  Witch's Windship Castle · 1997 | $100 | +1152% | $1.79 |
| 9 |  Crossbow Cart Castle · 1997 | $90 | +4423% | $4.50 |
| 10 |  Treasure Chest Castle · 1998 | $68 | +3299% | $3.08 |
| 11 |  Crossbow Cart Castle · 1997 | $60 | — | $3.00 |
| 12 |  Flying Machine Castle · 1997 | $60 | +2915% | $3.16 |
| 13 |  Witch and Fireplace Castle · 1997 | $50 | +1588% | $2.66 |
| 14 |  Treasure Guard Castle · 1998 | $35 | +1658% | $1.59 |
| 15 |  Fire-Cart Castle · 1998 | $30 | +1407% | $1.50 |
| 16 |  Catapault Cart Castle · 1998 | $25 | +1156% | $0.89 |
| 17 |  Flying Machine Castle · 1998 | $23 | +1055% | $1.09 |
The 6097 Night Lord's Castle is the most valuable, worth about $703 on the current market.
Around $703 — that's the current BrickPicker value of the 6097 Night Lord's Castle, the top-ranked set on this list.
This list ranks 17 castle fright knights lego sets by current market value, refreshed from live sales data.