Rock of Ages was initially supposed to have 2D artwork using sprites in the form of “billboards,” which is a technique by which the sprites are always facing the camera. The karts in Mario Kart 64, for example, were constructed using billboards.


Ace Team and Atlus have an interesting developer blog post up about creating the art work for Rock of Ages on the Ace Team forums, that details the decisions that ultimately led to the game being in 3D.


Here’s part of what the problem was with billboards, for instance:



Check out the devblog, linked to above, for another example.

Ishaan Sahdev
Ishaan specializes in game design/sales analysis. He's the former managing editor of Siliconera and a contributing writer at He also used to moonlight as a professional manga editor. These days, his day job has nothing to do with games, but the two inform each other nonetheless.

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