Undertale is a 2015 role-playing video game created by American indie developer Toby Fox. The player controls a child who has fallen into the Underground: a large, secluded region under the surface of
Cosplayers portraying (from left to right) Sans, Undyne, Papyrus, Toriel, Grillby, and Napstablook at Tsunacon in Rotterdam
The Independent Games Festival exhibition during the 2013 Game Developers Conference in San Francisco, California, where indie developers can showcase their games to attendees