Metal Gear Solid 2: Substance is an action-adventure game developed by Konami and released . It is a re-release of Metal Gear Solid 2: Sons of Liberty, which includes new features such as VR Missions, Snake Tales, and a skateboarding mini-game. The game follows the story of Solid Snake and Raiden as they investigate the development of a new weapon and uncover a conspiracy involving a shadowy organization. The game features stealth gameplay, intense boss battles, and a complex storyline that touches on themes such as identity, politics, and technology. Metal Gear Solid 2: Substance received critical acclaim for its gameplay, graphics, and soundtrack, and is considered a classic of the era.