|"Offer your soul..."|
|Affiliation||Knights of Decroya|
|Appearances||Deception IV: Blood Ties|
- “An avid reader from an early age. Marlon is happiest when he is surrounded by books. He joined the army's magic division in order to earn money to buy expensive books, and once he's get enough savings he intends to become a librarian.”
- “One of Zeno's party. He started learning fire magic when he was very young, and his schoolmates called him the Mirage. He has no idea that it is a reference to his inability to do more than make steam.”
- Chapter 3: A Leap into Darkness
- Map: Prosslyn Castle
- Wave 3
- Intruder number 3
- Q022: Pursuit 2
- Map: Lapria Park
- Wave 1
- Intruder number 1 and final
- Capture Points - 2000
- Intro: "Look, I'm just doing my job. Don't hate me for it..."
- Death: "I should have known that a job this well-paid was bound to be dangerous..."
- Intro: "Nancy didn't come back, and here you are. That means..."
- Death: "Zeno... This woman...is evil. It's...up to you now..."
|Deception IV: Blood Ties • Deception IV: The Nightmare Princess|
Caelea • Veruza • Lilia
Velguirie (Fuyuno Kanata)
Millennia • Reina • Allura
|Alma Mueller • Celia Mevious • Devil • Dow Menigell • Ernest Love • Evelyn • Freise Grayden • Gallagh Belgosh • Lord of Prosslyn Castle • Lyla Gun Feyconia • Telma Mueller • Vale Brandeau • Victor Logos • Zeno Shin|
|Armor Break • Daemons • Deception Studio • Holy Verses • Twelve Saints|
Prosslyn Castle • Balmagyr • Lapria Park • Ruins of Scardzyini
Trapt Academy • Kagero Hospital • D. Seption Park