Story in four chapters: unnumbered chapter I (11 pp.), Chapter II London (8 pp.), Chapter III Crucible of Deceit (6 pp.), Chapter IV: Test of Loyalty (15 pp.)
Inks credit per Michael Vassallo via the Yahoo Groups timely-atlas list (22 October 2006); the original indexer credited Paul Reinman. Story relettered to make Jimmy Woo a SHIELD agent instead of an FBI operative.
According to X-Men: Hidden Years (Marvel, 1999 series) #18 these mutants appear next behind the scenes with more mutants in Amazing Adult Fantasy (Marvel, 1961 series) #14. The mutants in this story appear next in X-Men: Hidden Years (Marvel, 1999 series) #15.
story is relettered to turn Jimmy Woo from an FBI operative into a SHIELD agent.
includes letters from Dean Mullaney, Brian K. Morris, Chad B. Govette, house ads for Unknown Worlds of Science Fiction and Giant-Size Super-Villain Team-Up and Marvel Value Stamp #71 (Vision)