is the first work mentioned above a game?
Yes.
Undertow (video game)
Undertow is a video game developed by Chair Entertainment for the Xbox 360's Xbox Live Arcade service.
what is infinity blade? It is an action role-playing game. who developed it? Chair Entertainment and Epic Games. when was it released for the first time? December 9, 2010. can you name a few characters in this? Siris, Isa and the God King. on which devices can this be played on? iOS/Apple devices. what achievement did it receive after it was released? The fastest-grossing app. with reference to the first company mentioned who developed this game, can you name a few people working in that company? Donald Mustard, Geremy Mustard and Ryan Holmes. where is that company located? Salt Lake City, Utah. can you name some of the other works they have contributed? Undertow and Shadow Complex.
wiki:10932576
Undertow (video game) [SEP] Introduction
Undertow is a video game developed by Chair Entertainment for the Xbox 360's Xbox Live Arcade service.