| Issue | #21 |
| Published | April 1990 |
| Cover Price | $1.50 |
| Pages | 36 |
| Editing | Terry Kavanagh |
| Characters | Captain Britain; Meggan; Phoenix II [Rachel Summers]; Nightcrawler; Lockheed; Widget; Crusader X |
| Genre | superhero |
| Pencils | Chris Wozniak |
| Inks | Al Milgrom |
| Characters | FEATURE: Excalibur--Captain Britain; Meggan; Phoenix II [Rachel Summers]; Kitty Pryde [Shadowcat; Nightcrawler; GUESTS: Crusader X; Jean Grey; Alistaire Stewart; Alysande Stewart; Dai Thomas; Courtney Ross; Iron Man; Cannonball; Wolfsbane [Rahne]; Banshee; VILLAINS: Jamie Braddock; Mastermind; Shadow King; White Queen [Emma Frost]; Selene; Vixen; CAMEOS: Professor X; Moira MacTaggert |
| Synopsis | Kitty is still stuck in the real world while Excalibur is shunted to a reality where Cap is known as Crusader X and the Shadow King runs the Hellfire Club; The Shadow King pulls Jean Grey under his power and Rachel cannot save her from death (but she most certainly swears revenge). |
| Genre | superhero |
| Script | Chris Claremont |
| Pencils | Chris Wozniak |
| Inks | Al Milgrom |
| Colors | Brad Vancata |
| Letters | Tom Orzechowski |