Uncanny X-Men: Crossroads

Chris Claremont and Jim Lee
with Louise Simonson and Fabian Nicieza
Whilce Portacio and Andy Kubert

X-Tinction Agenda

The Path Not Taken
X-Factor #63
X-Factor #64
Uncanny X-Men #273
Uncanny X-Men #274
Uncanny X-Men #275
Uncanny X-Men #276
Uncanny X-Men #277

Endgame
X-Factor #65
X-Factor #66
X-Factor #67
X-Factor #68

The Muir Island Saga
Uncanny X-Men #278
Uncanny X-Men #279
X-Factor #69
Uncanny X-Men #280
X-Factor #70

Rubicon
X-Men #1
X-Men #2
X-Men #3