Which of the original Sonic the Hedgehog 2D platformers was not released on the Sega Genesis or Mega Drive?
Sonic CD
Sonic the Hedgehog 2
Sonic 3D Blast
Sonic the Hedgehog 2
Sonic & Knuckles
Sonic 3D Blast
Sonic the Hedgehog 2D
Sonic the Hedgehog 3
Sonic the Hedgehog 2
Sonic & Knuckles
Sonic 3D Blast
Sonic the Hedgehog 3
Sonic the Hedgehog 2D
Sonic the Hedgehog 2
Sonic and Knuckles
Sonic & Knuckles
Sonic the Hedgehog 3D
Sonic 3D Blast
Sonic the Hedgehog 3
Sonic the Hedgehog 2
Sonic the Hedgehog 2D
Sonic and Knuckles
Sonic & Knuckles
Sonic the Hedgehog 3D
Sonic the Hedgehog 3
Sonic 3D Blast
Sonic the Hedgehog
Sonic the Hedgehog 2
Sonic and Knuckles
Sonic the Hedgehog 2D
Sonic & Knuckles
Sonic the Hedgehog 3
Sonic the Hedgehog
Sonic the Hedgehog 3D
Sonic the Hedgehog 2
Sonic 3D Blast
Sonic and Knuckles
Sonic and the Secret Rings
Sonic & Knuckles
Sonic the Hedgehog 2D
Sonic the Hedgehog 3
Sonic the Hedgehog
Sonic and Tails
Sonic the Hedgehog 2
Sonic the Hedgehog 3D
Sonic and Knuckles
Sonic and the Secret Rings
Sonic and the Black Knight
Sonic 3D Blast
Sonic the Hedgehog 4
Sonic & Knuckles
Sonic the Hedgehog 2D
Sonic the Hedgehog 3
Sonic the Hedgehog
Sonic and Tails
Sonic the Hedgehog 2
Sonic and Knuckles
Sonic and the Secret Rings
Sonic and the Black Knight
Sonic Spinball
Sonic the Hedgehog 3D
Sonic & Knuckles
Sonic 3D Blast
Sonic CD
Sonic 2D
Sonic the Hedgehog 2D
Sonic the Hedgehog
Sonic and Tails
Sonic the Hedgehog 3
Sonic X-treme
Sonic the Hedgehog 2
Sonic the Hedgehog 4
Sonic Spinball
Sonic and Knuckles
Sonic and the Secret Rings
Sonic and the Black Knight
Sonic CD
Sonic & Knuckles
Sonic the Hedgehog 3D
Sonic 3D Blast
Sonic Mania
Sonic's Revenge
Sonic and Tails
Sonic the Hedgehog
Sonic 2D
Sonic the Hedgehog 3
Sonic X-treme
Sonic the Hedgehog 2D
Sonic Spinball
Sonic the Hedgehog 2
Sonic CD
Sonic the Hedgehog 4
Sonic and the Black Knight
Sonic and Knuckles
Sonic and the Secret Rings
Sonic & Knuckles
Sonic the Hedgehog 1
Sonic the Hedgehog 3D
Sonic and Tails
Sonic 3D Blast
Sonic the Hedgehog
Sonic Chaos
Sonic CD
Sonic Spinball
Sonic the Hedgehog 3
Sonic Mania
Sonic's Revenge
Super Sonic 3D Blast
Sonic 2D
Sonic the Hedgehog 2
Sonic the Hedgehog 4
Sonic and the Black Knight
Sonic the Hedgehog 2D
Sonic and Knuckles
Sonic 2
Sonic & Knuckles
Sonic the Hedgehog 1
Sonic Chaos
Sonic CD
Sonic and Tails
Sonic Spinball
Sonic the Hedgehog
Sonic the Hedgehog 3D
Sonic the Hedgehog 3
Sonic 3D Blast
Sonic X-treme
Sonic and the Secret Rings
Sonic Mania
Sonic the Hedgehog 2
Sonic's Revenge
Sonic and the Black Knight
Sonic 2
Super Sonic 3D Blast
Sonic and Knuckles
Sonic 2D
Sonic the Hedgehog 2D
Sonic Chaos
Sonic CD
Sonic & Knuckles
Sonic the Hedgehog 1
Sonic and Tails
Sonic X-treme 2
Sonic Spinball
Sonic the Hedgehog
Sonic the Hedgehog 3
Sonic 2
Sonic the Hedgehog 4
Sonic the Hedgehog 3D
Sonic the Hedgehog 2
Sonic and the Black Knight
Sonic 3D Blast
Sonic and Knuckles
Sonic Chaos
Sonic CD
Sonic Mania
Sonic's Revenge
Sonic X-treme
Super Sonic 3D Blast
Sonic's Adventure
Sonic 2D
Sonic the Hedgehog 2D
Sonic Spinball
Sonic & Knuckles
Sonic and Tails
Sonic and the Secret Rings
Sonic Mania Plus
Sonic X-treme 2
Sonic 2
Sonic the Hedgehog
Sonic the Hedgehog 3
Sonic the Hedgehog 4
Sonic Chaos
Sonic CD
Sonic Adventure
Sonic and the Black Knight
Sonic 3D Blast
Sonic the Hedgehog 2
Sonic the Hedgehog 3D
Sonic and Knuckles
Sonic X-treme!
Sonic the Hedgehog 1
Sonic's Christmas Adventure
Sonic Mania
Sonic's Revenge
Sonic and Tails
Sonic 2
Sonic's Adventure
Sonic the Hedgehog 2D
Sonic 2D
Sonic & Knuckles
Sonic X-treme
Sonic Spinball
Sonic the Hedgehog
Sonic Mania Plus
Sonic Chaos
Sonic CD
Sonic Adventure
Sonic the Hedgehog 3
Sonic Adventure 2
Sonic and the Black Knight
Sonic 3D Blast