Midway Arcade Treasure series has everything from Defender to Gauntlet to Smash tv to Mortal Kombat.
Konami on the GBA has Frogger, Scramble, Rush N Attack, Time Pilot, Yie Ar Kung Fu!
Namco has Pacman, Galaga, Dig Dug and others in Arrangement mode remakes.
Nintendo is trying to resale its NES collection for $20 a piece on GBA while the other companies are bundling games in groups of 4, 6, or 20 for the same price.