Sonic Blast Man II
Platform: Super NES
Region: USA
Media: Cartridge
Controller: Gamepad
Genre: Beat 'em Up
Release Year: 1994
Developer: Taito Corporation
Publisher: Taito Corporation
Players: 1-2
_________________________
The sequel, entitled Sonic Blastman II, plays similarly to its predecesor, as well, and adds more options, such as new playable characters, two-player modes, among others.

Tips:

Choose the same character
At the character select screen, hold down the L & R shoulder buttons on controller 2

http://en.wikipedia.org/wiki/Sonic_Blast_Man#Sequel
