Dover Publications

MONSTER MASH-UP--Aliens Meet Their Match Coloring Book

Alien invaders find a portal to many different eras in Earth's history — but heroic warriors are ready to do battle! In this mind-bending coloring book, the would-be conquerors face off against fearsome prehistoric creatures as well as Roman gladiators, Vikings, Aztecs, pirates, samurai, and soldiers of the First and Second World Wars.

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