Issue: #260
The End of X-Factor, Part 4 of 6Peter David's epic tale, decades in the telling, draws near its close...Sibling rivalry between Polaris & Quicksilver
First appearances: Harrison Snow
Creators: Alan Fine, Axel Alonso, Dan Buckley, Joe Quesada, Jay Leisten, Peter David, Matt Milla, Neil Edwards, David Yardin
Characters: Quicksilver, Polaris, Harrison Snow
Story arcs: The End of X-Factor