Developer BIO

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Also Known As

• Deanna Yahlkee
• Deanne Yhalkee

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Police Quest: SWAT 2 (1998), Sierra On-Line, Inc.
The Realm (1997), Sierra On-Line, Inc.
Daryl F. Gates' Police Quest: SWAT (1995), Sierra On-Line, Inc.
Space Quest 6: Roger Wilco in the Spinal Frontier (1995), Sierra On-Line, Inc.
Roberta Williams' King's Quest VII: The Princeless Bride (1994), Sierra On-Line, Inc.
Freddy Pharkas: Frontier Pharmacist (1993), Sierra On-Line, Inc.
Gabriel Knight: Sins of the Fathers (1993), Sierra On-Line, Inc.
Pepper's Adventures in Time (1993), Sierra On-Line, Inc.
The Dagger of Amon Ra (1992), Sierra On-Line, Inc.
King's Quest VI: Heir Today, Gone Tomorrow (1992), Sierra On-Line, Inc.
Police Quest: In Pursuit of the Death Angel (1992), Sierra On-Line, Inc.
Conquests of the Longbow: The Legend of Robin Hood (1991), Sierra On-Line, Inc.
King's Quest V: Absence Makes the Heart Go Yonder! (1990), Sierra On-Line, Inc.