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Ohio Scientific Challenger Series
Made in
USA
by
OSI
in
1979
389
games
Released games per year
76
78
80
82
84
86
88
90
92
94
96
98
00
02
04
06
08
10
12
14
88
22
44
66
0
By Ohio Scientific Instruments.
#
Play with a C1P emulator online
tech info
CPU
: 6502 / 6800
Hangman
1978
Boxing
1978
Fur Trader
1978
Street Sweepers
1982
Tank Trap
1977
OS65D V3.3 Tutorial 1
? *
OS65D V3.3 Tutorial 1
? *
Galaxia
? *
Aardvark Games
? *
Aardvark Time Trek
? *
NIM
? *
Golf Challenger
1979
Invaders
1981
Seawolfe
1978
Slashball
1979
Breakthru
1979
Battlefleet
1978
Sneaky Snake
? *
Tank for Two
1978
Intercepter
? *
Monster Maze
1980
Collide
1979
Galaxian - 4K
? *
Minos
1980-12