Question

what game did Charlie and Zeke often play​

Answer 1

Night Crawlers is a game Charlie and Frank play in their apartment. Presumably, it involves them crawling around their apartment at night like worms. This game was created a long time ago - either by Charlie himself, or it is some sort of "legacy" from his uncle Jack.

Answer 2

Night Crawlers
Night Crawlers is a game Charlie and Frank play in their apartment.