1999/03: Earth X (1999) #000 s01 --- Prologue

1999/04: Earth X (1999) #001 s01 --- Chapter One

1999/05: Earth X (1999) #002 s01 --- Chapter Two

1999/06: Earth X (1999) #003 s01 --- Chapter Three

1999/07: Earth X (1999) #004 s01 --- Chapter Four

1999/08: Earth X (1999) #005 s01 --- Chapter Five

1999/11: Earth X (1999) #008 s01 --- Chapter Eight

1999/12: Earth X (1999) #009 s01 --- Chapter Nine

2000/01: Earth X (1999) #010 s01 --- Chapter Ten

2000/06: Earth X - Issue X (2000) #001 s01 --- Issue X