A pair of Marvel keys featuring their popular teams of superheroes are offered in Heritage’s Sunday & Monday Comics, Animation & Art Weekly Online Auction. Comics in the auction close on April 11 and everything else ends on April 12.

X-Men #94 CGC 9.0 includes the second appearances of Colossus, Nightcrawler, Storm, Banshee, and Thunderbird, following their debut in Giant-Size X-Men #1. Gil Kane and Dave Cockrum created the cover and Cockrum did the art. It is currently ranked No. 15 on Overstreet’s Top 25 Bronze Age Comics list. This copy also has the special limited CGC X-Men label.

The Avengers #1 Signature Series Stan Lee CGC 2.5 features the origin and first appearance of the Avengers – Thor, Iron Man, Hulk, Ant-Man and Wasp – as well as appearances by Loki, the Teen Brigade and the Fantastic Four. Jack Kirby and Dick Ayers provided the cover and art for the issue, which currently is ranked No. 12 on Overstreet’s list of Top 50 Silver Age Comics. CGC notes state “Signed by Stan Lee on 5/11/18.”

This auction is filled with 1,205 lots of comics, original art, and memorabilia. Bidding opens at 6 PM CT on ha.com.