Earth X

Earth X Wizard Special Edition (1997)
Earth X Sketchbook (1999)
Earth X (1999-2000)

Earth X ½ (2000)

Universe X Sketchbook (2000)
Earth X no.X (2000)
Universe X (2000-2001)
4 A Universe X Special (2000)
Paradise X Special Edition (2001)
Spidey A Universe X Special (2001)
Cap A Universe X Special (2001)
Universe X Omnibus (2001)
Beasts A Universe X Special (2001)
Iron Men A Universe X Special (2001)
Universe X no.X (2001)
Paradise X: Heralds (2001-2002)
Paradise X (2002-2003)
Paradise X: Xen (2002)
Paradise X: Devils (2002)
Paradise X: Ragnarok (2003)
Paradise X: A (2003)
Paradise X: X (2003)
The Official Handbook of the Marvel Universe: Alternate Universes 2005 (2005)