Eight classic SEGA games that have been ported in 3D for the Nintendo 3DS are now discounted on the eShop. You will be able to grab the following titles for $2.99(usually $5.99):

-3D Altered Beast

-3D Ecco the Dolphin

-3D Galaxy Force II

-3D Shinobi III: Return of the Ninja Master

-3D Sonic the Hedgehog

-3D Space Harrier

-3D Streets of Rage

-3D Super Hang-On

This sale will go on until July 2nd so this might be a good time to pick these games up if you were interested in them. This sale only applies to the North American eShop.

SOURCE