Walmart offers Sega Genesis Mini - Sega for $49.99 (orig. $79.99) with free shipping.

Product Description:
The iconic SEGA Genesis console that defined a generation of gaming returns in a slick, miniaturized unit. The SEGA Genesis Mini console is loaded with 40 legendary games and is plug and play ready right out of the box! Games will be announced in four waves of 10 games.Miniature SEGA Genesis replica; Includes 40 legendary games; Plug and play ready.

First wave of included games:

• Sonic the Hedgehog 
• Toe Jam & Earl
• Ecco the Dolphin
• Castlevania: Bloodlines
• Space Harrier 2
• Shining Force
• Dr. Robotnik's Mean Bean Machine
• Comix Zone
• Altered Beast
• Gunstar Heroes

Second wave of included games:

• Sonic the Hedgehog 2
• Earthworm Jim
• Castle of Illusion
• Shinobi III
• Contra: Hard Corps
• World of Illusion
• Thunder Force III
• Super Fantasy Zone
• Streets of Rage 2
• Landstalker

Third wave of included games:

• Beyond Oasis
• Ghouls ‘n Ghosts
• Alex Kidd
• Golden Axe
• Phantasy Star IV
• Street Fighter 2
• Mega Man: The Wily Wars
• Sonic Spinball
• Vectorman
• Wonderboy in Monster World

Fourth wave of included games:

• Virtua Fighter 2
• Alisia Dragoon
• Columns
• Dynamite Headdy
• Strider
• Kid Chameleon
• Light Crusader
• Monster World IV
• Eternal Champions
• Road Rash II

Bonus Games

• Tetris
• Darius