Marvel super heroes, plus a world-conquering toy craze, equals the ultimate collector's item classic! In case you've been living under a rock, Tsum Tsum are huge! Well, not literally—they're actually pretty tiny—but these cute-and-cuddly creatures are sweeping the globe! So what happens when these pint-sized piles of fur find their way into the Marvel Universe? When a crate of Tsum Tsum falls to Earth en route to the Collector, a small group of Brooklyn teenagers will find out! Will the little critters make it out in one adorable piece — and can the kids survive the attack of Ultron?! Featuring a variant cover gallery starring all of your favorite Marvel heroes and villains, this book is Tsum-thing you won't want to miss!