Sylvia (gray phantom trigger)

A third-year student at St. Yale and a senior to Gumi.

Identity and life

She collaborates with Velvet, with her school guided by Ayame Sengoku (Senseki Ayame).

Character relationships

Kei Kuma was once a junior at the same school; Velvet is a partner in action.

Gray Phantom Trigger in Volume 3

A third-year student at St. Yale SORD, partnering with Velvet on missions, guided by Ayame Sengoku (Sengoku Ayame); In Volume 3, he joins Mihama in the pursuit.

Volume 3: Joint Assault

Sylvia and Velvet form the Assault Squad. Tonghua and Yi Saki provided support from outside; After the guards were eliminated, the assault team infiltrated the villa to carry out the operation.

Related entries

• Associated Work:Gray Phantom Trigger Volume 8
• School Partners:Velvet (gray phantom trigger)
• Relevant schools or institutions:St. Yale (gray phantom trigger)
• Featured works:Gray Phantom Trigger Volume 3
• Mission partners:Velvet (gray phantom trigger)
• Handler：Ayame Sengoku (Gray Phantom Trigger)
• Schools Attended:St. Yale Foreign School
• Volume 3: The Assault Partner who stormed the villa with him:Velvet (gray phantom trigger)
• Volume 3: The sniper who cleared the guards before the charge:Kirika Shishigaya (Gray Phantom Trigger)
• Volume 3: Officers in charge who confirmed collusion evidence and obtained permission for the assault:Ayame Sengoku (Gray Phantom Trigger)
• Actions he participated in as a member of the Assault Team in Volume 3:Volume 3: Hunting Off the Fence

References

• Frontwing: The Gray Phantom Trigger story and characters
• PROTOTYPE: Gray Phantom Trigger 08 character
• PROTOTYPE: Characters from 01 to 05
• Frontwing: Phantom Trigger Japanese game characters and stories from each volume
• Frontwing: Volume 3 Steam Japanese story
• Moonlight Performance: Gray Phantom Trigger Volume 3 Completion Impressions
• Frontwing: Phantom Trigger English game official website

Data compiled on: 2026-10-07.