This is a modification or ROM hack of the original Shadowrun Sega Genesis game created by a user named Magus77. Version 2.2 indicates an updated version of the hack. These modifications likely alter gameplay, features, or graphical aspects of the original game.  Specifics would depend on the changes implemented in this specific ROM hack.

Shadowrun (USA) [Hack by Magus77 v2.2] (Conversion Mod)

Shadow the Hedgehog Mechanical World