watch 02:48 The Loop (Games) Do you like this video? Play Sound Game This page is a stub. D 21: Blackjack [Edit] [Talk] 21: Blackjack is a DSiWare video game published by Digital Leisure Inc. This DSiWare-related article is a stub. You can help the Nintendo Wiki by expanding it. Categories: Class D articles DSiWare stubs Stubs DSiWare games 2010 video games Card games Digital Leisure Inc. games Community content is available under CC-BY-SA unless otherwise noted.