Message Decoder (6831-1)

LEGO® Message Decoder (6831-1) was released in 1989 and contains 34 pieces. The set belongs to the Space Police I theme.

Space Police I

Sets in this theme

• Mission Commander (6986-1)
• Space Lock-Up Isolation Base (6955-1)
• SP-Striker (6781-1)
• Spy-Trak 1 (6895-1)
• Galactic Peace Keeper (6886-1)