Yea Karateka was cool.
Besides the arcade games: Pacman, Ms Pacman, Dig Dug, Moon Patrol, Spy Hunter, etc..
Some of my favorites:
Miner 2049er, Kings Quest series, Leisure Suite Larry, Goonies, Bard's Tale, Wolfenstein, Pirates, Summer Games, Winter Games, World Games, Wings of Fury, Zaxxon ...