Spider-Man marries the Black Cat, but problems start when the Vulture learns his secret.
The price of "What If...? #21 (1989)-Very Good (3.5 – 5)" at Downtown Comics Annex is USD $3.00.
"What If...? #21 (1989)-Very Good (3.5 – 5)" is associated with the Spider-Man, and What If brands.
The publisher of "What If...? #21 (1989)-Very Good (3.5 – 5)" is Marvel Comics.
The genre of "What If...? #21 (1989)-Very Good (3.5 – 5)" is Superheroes.
"What If...? #21 (1989)-Very Good (3.5 – 5)" falls under the category of Back Issues (Common).
The artist of "What If...? #21 (1989)-Very Good (3.5 – 5)" is Jim Valentino. The cover artist is Jim Valentino.
The writer of "What If...? #21 (1989)-Very Good (3.5 – 5)" is Danny Fingeroth.