10 books • 6 series
Book #4: The Shadow Lamp
Book #5: The Fatal Tree
Book #1: City of Dreams
Book #2: Rogue Nation
Book #3: World Without End
Book #3: Tuck
Book #1: Taliesin
Book #2: Merlin
Book #3: Arthur
Book #4: Pendragon
Book #5: Grail
Book #1: The Paradise War
Book #2: The Silver Hand
Book #3: The Endless Knot