Māris Alksnis

Model names for Elektronica-branded Nintendo Game & Watch clones start with IM (Russian acronym for microprocessor game). The known models include:

IM-02 Nu, pogodi! (1986) - Nintendo EG-26 Egg
IM-03 Secrets of the Ocean (1989) - Nintendo OC-22 Octopus
IM-04 Merry Cook (1989) - Nintendo FP-24 Chef
MG-09 Space Bridge (1989) - Nintendo FR-27 Fire
MG-13 Explorers from Space (1989)
IM-18 Hunt (1989)
IM-?? Funny Arithmetics (1989)
IM-23 Car Slalom (1991)
IM-50 Space Flight (1992)
Post-1992 versions:

I-01 Car Slalom
I-02 Merry Cook
I-03 Space Bridge
I-04 Cat the Fish-catcher
I-05 Naval Combat
I-06 Nu, pogodi!
I-07 Frog the Croaker
I-08 Hunt
I-09 Explorers from Space
I-10 Biathlon
I-11 Circus
I-12 Hockey
I-13 Football
I-14 Robbery
I-15 Treasures of the Ocean
Original series:

IM-29 Chess Partner
IM-11 Lunokhod was a clone of Bigtrak toy tank, a programmable battery-powered toy vehicle made by Milton Bradley Company.