It's no secret that, with Wizards of the Coast's proliferation of Universes Beyond releases, Magic: The Gathering's popular Commander format gets its share of such treatment.
Let's crack open a collectors booster box of Lorwyn Eclipsed.
Magic Untapped cracks open a booster pack of the 2004 Magic: The Gathering humor set Unhinged.
Magic: The Gathering's "Un-" sets have been around since 1997.
Magic Untapped cracks open a booster pack of the 1997 Magic: The Gathering parody set Unglued.