A Game That Rhymes With Grug

In an alternate universe with no cars, no planes, no homes, and no fashion... You must travel back in time and steal the inventions of the man who invented it all... His name? It rhymes with Grug... Quickly find all of Grugs inventions and escape back to the future, don't let Grug catch you. Grug is after you, he knows you don't belong, he knows you don't rhyme with Grug.