About Portal 2 -

: The separate co-op campaign isn't just a side mode; it features unique puzzles that require two people to think with four portals simultaneously to solve. Critical Perspectives

: Players explore the decaying ruins of Aperture Science, which tells a silent story of the facility's ambitious but unhinged history through detailed environments. ABOUT Portal 2

Critics often contrast it with the original to highlight its shift in focus. : The separate co-op campaign isn't just a