I'm not sure how many have played the original Meat Boy, but I found it to be extremely fun and...
It's coming to WiiWare! (and PC)
More info here.
It also includes a cast of unlockable characters, like the original, from other "indie" games. Such as... Commander Video. ninja
Destructoid
Speaking of crossover genius, Super Meat Boy may have one of the most unlikely, most exciting casts of playable characters ever collected in one game. Alien Hominid from Alien Hominid, Tim from Braid, Gish from Gish, Bit.Trip's Commander Video, and God knows how many other indie icons, all under one roof. It's enough to make a dyed-in-the-wool indie fan cry.