Here's the skinny: this is the list of all the VC games coming out before 2007, those not released yet have been bolded.
Altered Beast Sega Genesis
Baseball NES
Bomberman '93 TurboGrafx-16
Bonk's Adventure TurboGrafx-16
Columns Sega Genesis
Donkey Kong NES
Dr. Robotnik’s Mean Bean Machine Sega Genesis
Dungeon Explorer TurboGrafx-16
Ecco the Dolphin Sega Genesis
F-Zero SNES
Golden Axe Sega Genesis
Gunstar Heroes Sega Genesis
Ice Hockey NES
Mario Bros. NES
Pinball NES
Ristar Sega Genesis
Sim City SNES
Soccer NES
Sonic the Hedgehog Sega Genesis
Solomon’s Key NES
Space Harrier II Sega Genesis
Super Mario 64 N64
Super Star Soldier TurboGrafx-16
The Legend of Zelda NES
Tennis NES
Toe Jam & Earl Sega Genesis
Urban Champion NES
Victory Run TurboGrafx-16
Wario’s Woods NES
Since these are the ones we'll get by the end of the year, they may be spread out across the next five mondays (including today). This list could be added to, but so far Nintendo has comitted to these ones only.
edit: Whoops, forgot to bold Urban Champion, Tennis, Ice Hockey, and Baseball. That makes fifteen games yet to be released.