Grimm's Military Sci-Fi Series · Concept
Yankee Black Clearance
Also known as Top Secret - Yankee Black
- Concept
Highest security classification displayed as text on personal devices with biometric verification
- Type
- Concept
- First appears
- Book 8 · Ch. 11
- Books
- 1
Evolution
BOOK 8Grimm's Legacy
Highest security classification displayed as text on personal devices with biometric verification
Appearances
Explore Yankee Black Clearance in Bookworm
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