Big Hero 6: 12 Easter Eggs And References You Might Have Missed

4. Wreck-It Ralph Coming Soon

One of the most impressive achievements in Big Hero 6 is the grand scale on which the action takes place, and nowhere is this ambition more evident than in the vast cityscape of San Fransokyo. Depicted as a living and breathing vibrant city, San Fransokyo like any city in the real world is jam packed with billboards and advertisements. One such billboard - very tricky to spot amongst all the hustle and bustle - features Disney's very own Wreck-It Ralph. It's good to see his popularity is back on the up.