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“

— The Spy on mysterious gifts Magnificent! ”

The What's in the Portal 2 Soundtrack Box? is an action promotional item that came with the official soundtrack of Portal 2. It appears in the backpack as a purple gift box with lime polka dots tied with a fuchsia ribbon. A Description Tag with a question mark is attached.

Portal 2: Songs to Test By is a 4-disk set, containing the complete soundtrack of Portal 2. It was released on October 30th, 2012 and was available for purchase on the Valve Store or Amazon. A Dota 2 invite was also included.

It became openable after the March 12, 2013 Patch. A Genuine Ap-Sap is issued when the box is opened.

October 17, 2012 Patch

[Undocumented] Revealed one of Mysterious Promos as What's in the Portal 2 Soundtrack Box?

March 12, 2013 Patch

Unlocked the "What's in the Portal 2 Soundtrack Box?"

Bugs

The Box does not lose its coloring when a paint tool or key is selected.

Gallery

Code insert in the CD case that, once redeemed, grants this item.