Challengers of the Unknown (1958 DC 1st Series) Mark Jewelers comic books 1970-1985

Add to cart VG 4.0 $5.40

Mark Jeweler Advertisement Insert Variant. Last 20-cent cover price (the next issue will not appear for another four years). Cover by Nick Cardy. "The Day The Earth Blew Up" (Reprint from Showcase 11), script by Dave Wood, pencils by Jack Kirby; At the Pentagon, Navy officers and scientists are stumped; Two scientists mysteriously disappeared in Antarctica; They call in "men capable of handling the unknown"; Ace, Rocky, and Red fly off, picking up Prof along the way; Off New Guinea, Prof is astounded to find a volcano rising from the sea bed; In the Antarctic, the Challengers snow-tractor toward the mystery spot; The tractor bogs in a snowstorm and needs repairs; Ace and Rocky explore and fall through thin ice!; They land on a futuristic bridge; Above, Prof and Red are captured by skinny orange aliens in bubble-suits. 36 pages, full color. Cover price $0.20.

Add to cart Very Good $8.00

Mark Jeweler Advertisement Insert Variant. First 35-cent cover price. New stories begin again: "Multi-Man's Master Plan." Script by Gerry Conway, pencils by Mike Nasser, inks by Bob Wiacek. Nasser/Neal Adams inks. Cover price $0.20.

Add to cart GD/VG 3.0 $5.60

Mark Jeweler Advertisement Insert Variant. Brief Swamp Thing appearance in "The Lurker Below." Script by Gerry Conway, pencils by Mike Nasser, inks by Joe Rubinstein. One-page Nasser biography. Nasser/Rubinstein cover. Cover price $0.20.

Add to cart FN 6.0 $5.60 View scan

Add to cart Good $4.00

Add to cart GD 2.0 $4.00

Mark Jeweler Advertisement Insert Variant. Brief Swamp Thing appearance in "Seven Doorways to Destiny!" Script by Gerry Conway, pencils by Keith Giffen, inks by John Celardo. Rich Buckler/Joe Rubinstein cover. Cover price $0.35.