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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 |
|---|---|---|---|---|---|---|
| $11.30 | $18.70 | $29.90 | $85.40 | $551.00 | $1,550.00 | |
| $9.40 | $16.00 | $26.10 | $69.70 | $453.00 | $1,500.00 | |
| $7.80 | $12.90 | $22.90 | $59.30 | $389.00 | $1,070.00 | |
| $8.95 | $15.50 | $24.70 | $72.30 | $432.00 | $1,310.00 | |
| $8.25 | $14.70 | $24.60 | $68.00 | $405.00 | $1,200.00 | |
| $8.25 | $13.90 | $22.50 | $63.60 | $425.00 | $1,130.00 | |
| $5.40 | $8.70 | $15.70 | $40.00 | $272.00 | $730.00 | |
| $7.10 | $12.40 | $21.30 | $56.60 | $408.00 | $1,070.00 | |
| $9.15 | $16.40 | $27.50 | $78.40 | $563.00 | $1,510.00 | |
| $6.10 | $10.60 | $18.20 | $60.30 | $500.00 | $1,220.00 | |
| $8.10 | $14.70 | $23.50 | $83.90 | $503.00 | $1,600.00 | |
| $6.50 | $11.30 | $19.00 | $60.80 | $448.00 | $1,380.00 | |
| $2.35 | $4.30 | $7.05 | $22.60 | $167.00 | $491.00 | |
| $2.90 | $4.90 | $8.10 | $23.60 | $151.00 | $422.00 | |
| $6.55 | $11.40 | $18.30 | $54.90 | $348.00 | $885.00 | |
| $5.95 | $10.70 | $17.30 | $53.90 | $155.00 | $340.00 | |
| $4.65 | $7.70 | $12.90 | $39.20 | $269.00 | $777.00 | |
| $5.15 | $10.00 | $17.90 | $60.30 | $453.00 | $1,200.00 | |
| $3.30 | $9.45 | $18.20 | $68.60 | $436.00 | $1,280.00 | |
| $3.10 | $6.00 | $9.75 | $31.70 | $237.00 | $681.00 | |
| $2.15 | $3.30 | $4.60 | $11.00 | $76.60 | $237.00 | |
| $3.90 | $6.60 | $10.60 | $26.40 | $160.00 | $430.00 | |
| $2.05 | $3.50 | $6.20 | $21.90 | $76.80 | $466.00 | |
| $3.20 | $5.55 | $8.90 | $28.00 | $174.00 | $448.00 | |
| $4.20 | $7.20 | $11.80 | $33.40 | $216.00 | $591.00 |
