Uncanny X-Men #184 (August 1984) by Marvel Comics
"The Past...of Future Days!" Story by Chris Claremont. Art by John Romita, Jr. and Dan Green. In light of the U.S. Government's passing of the Mutant Control Act, a weapon to deal with the situation is created by one of their own. Valerie Cooper and Raven Darkholme (a disguised Mystique) enlist the help of the man called Forge. Plus, Rachel Summers (last seen in the classic "Days of Future Past" storyline from Uncanny X-Men #141-142) has arrived in the present searching for the X-Men, but instead comes face-to-face with the psychic-vampire Selene! Note: First appearance of Forge.