Valerie Singer

Valerie Singer, credited as Writer.

Appear in the games: Mario's Time Machine, Rags to Riches: The Financial Market Simulation and Mario is Missing!.

Credits (3)

1993

Mario's Time Machine

Marios Time Machine's cover

Writer

Rags to Riches: The Financial Market Simulation

Rags to Riches: The Financial Market Simulation's cover

Manual Writer

1992

Mario is Missing!

Mario is Missing!'s cover

Writer