• The Probing: Leviathan, The Mind Pirates, Hybrids, The Village
• (1995) The Oath
• The Deadly Curse of Toco-Rey
• 08 Illusion
• Infestation
• The Haunted
• The Mind Pirates
• The Mind Pirates (Harbingers Book 10)
• Prophet
• Hangman's Curse
• Monster
• Nightmare Academy
• The Visitation
• Piercing the Darkness
• Mayday at Two Thousand Five Hundred
• No More Bullies
• Invitation
• Invitation: The Call, The Haunted, The Sentinels, The Girl
• The Assault: The Revealing, Infestation, Infiltration, The Fog
• The Legend of Annie Murphy