MG2 may refer to:MG2 (company), an architecture firm based in Seattle, Washington, United States Metal Gear 2: Solid Snake, video game Rheinmetall MG3 MG2 electric motor, Motor Generator No. 2 in Toyota Hybrid System Mg2+, magnesium A General Motors RPO code for the Getrag 282 transmission Meteor Garden II Moto G (2014 version), a smartphone made by Motorola