Sonic the Hedgehog #31
Archie Comics

"A Robot Rides The Rails" "Lost...And Found" "Tundra Road"

Sonic the Hedgehog #32
Archie Comics

"Blast From The Past" "Tundra Road"

Sonic the Hedgehog #33
Archie Comics

"Let's Get Small" "The Big Picture"

Sonic the Hedgehog #34
Archie Comics

"To Bot or Not To Bot" "A Sense of History"

Sonic the Hedgehog #35
Archie Comics

"Ring of Truth" "A Sense of History"

Sonic the Hedgehog #36
Archie Comics

"Heart of Darkness" "A Sense of History"

Sonic the Hedgehog #37
Archie Comics

"The Day Robotropolis Fell" Parts 1&2 Bunnie Rabbot in "Bunnie's Worst Nightmare!"

Sonic the Hedgehog #38
Archie Comics

"The Rise of Robotropolis - The Fall of Sonic"

Sonic the Hedgehog #39
Archie Comics

"Rage Against the Machine"