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Challengers of the Unknown (1958 - 1978)
National Periodical Publications, DC Comics, 87 issues
| Issue | GD | VG | FN | VF | NM | NM/MT |
|---|---|---|---|---|---|---|
| $3.50 | $5.65 | $7.65 | $19.30 | $138.00 | $363.00 | |
| $3.25 | $5.70 | $8.90 | $29.20 | $114.00 | $500.00 | |
| $3.00 | $5.45 | $8.75 | $29.00 | $177.00 | $487.00 | |
| $2.75 | $4.95 | $8.15 | $27.60 | $196.00 | $776.00 | |
| $1.60 | $2.85 | $5.15 | $27.30 | $251.00 | $861.00 | |
| $2.30 | $4.25 | $7.90 | $25.20 | $192.00 | $547.00 | |
| $3.95 | $7.10 | $12.00 | $37.80 | $388.00 | $1,280.00 | |
| $6.05 | $10.60 | $20.70 | $50.90 | $278.00 | $797.00 | |
| $3.15 | $5.60 | $8.95 | $26.40 | $110.00 | $311.00 | |
| $2.75 | $4.95 | $7.95 | $22.00 | $132.00 | $355.00 | |
| $3.05 | $5.45 | $8.90 | $26.50 | $217.00 | $851.00 | |
| $3.35 | $6.45 | $10.80 | $25.80 | $133.00 | $459.00 | |
| $1.70 | $3.05 | $5.80 | $15.00 | $102.00 | $283.00 | |
| $2.45 | $4.15 | $7.10 | $18.10 | $107.00 | $330.00 | |
| $1.80 | $3.05 | $4.95 | $13.50 | $99.00 | $265.00 | |
| $2.10 | $3.80 | $6.35 | $15.10 | $88.30 | $255.00 | |
| $2.70 | $4.80 | $9.85 | $26.10 | $237.00 | $918.00 | |
| $2.20 | $4.35 | $7.40 | $21.90 | $239.00 | $697.00 | |
| $1.45 | $2.70 | $4.55 | $12.50 | $78.40 | $227.00 | |
| $3.10 | $6.35 | $12.20 | $28.10 | $201.00 | $629.00 | |
| $3.85 | $7.20 | $10.90 | $21.20 | $82.10 | $389.00 | |
| $5.25 | $10.70 | $16.20 | $35.50 | $156.00 | $635.00 | |
| $4.00 | $7.75 | $12.00 | $25.70 | $97.00 | $422.00 | |
| $8.45 | $15.80 | $23.60 | $43.80 | $149.00 | $733.00 | |
| $2.85 | $5.80 | $8.60 | $17.40 | $64.00 | $344.00 |
