41 Sega games! The description says:

"Includes 41 items: Sega Classics, Comix Zone™, Crack Down™, Ecco the Dolphin™, Gain Ground™, Golden Axe™, Shinobi™ III: Return of the Ninja Master, Space Harrier™ II, Vectorman™, Altered Beast™, Shadow Dancer™, Alex Kidd™ in the Enchanted Castle, Bonanza Bros.™, Columns™, Ecco™ Jr., Eternal Champions™, Fatal Labyrinth™, Galaxy Force II™, Kid Chameleon™, Ristar™, Super Thunder Blade™, Alien Storm, Bio-Hazard Battle™, Columns™ III, Decap Attack™, Ecco™: The Tides of Time, ESWAT™: City Under Siege, Flicky™, Golden Axe™ II, Sword of Vermilion™, Virtua Fighter™ 2, Alien Soldier, Gunstar Heroes, Landstalker: The Treasures of King Nole, Light Crusader, Shining Force, Shining Force II, Shining in the Darkness, Streets of Rage, Streets of Rage 2, Wonder Boy III: Monster Lair"

Have fun! =D