A mockup screenshot of a game I'm working on, using graphics intended for the final game, of course.

Yes. Attacking enemies with tetris blocks.

Also on:

https://inkbunny.net/submissionview.php?id=521781

http://shadowness.com/rismak

http://www.storm-artists.net/view/134191/

http://www.artgrounds.com/submission/112141/

http://fav.me/d6xfdu0

https://www.sofurry.com/view/624350

http://tmblr.co/Z4dErs10pQcnj

http://vfxg.org/photo/the-tterminalys

http://www.wysp.ws/post/63091002/