The Amazing Spider-man, issue 161, October 1976. Published by Marvel Comics, Vol.1, no. 161. From the cover: "It's the battle you demanded -- as everyone's favorite web-slinger struggles for his very life against Nightcrawler! "
Comic is in good condition with some light wear and fading on the front and back covers, the bottom right corner of the front cover is very creased (see photos), and there is some yellowing of the interior pages due to age.