Dragon Quest Heroes: Rocket Slime 3 box art.

This is a game that was released in Japan only, and only recently (3 days ago as of posting), got an English fan translation. Sources are as listed below.

Link to GBATemp translation page: gbatemp.net/threads/translatio…

3DS Cover template: www.deviantart.com/etschannel/…

English translation of back text by Reddit user jimbo_russell

Fonts were just found online by searching.

Preview of art in a 3DS case:  i.snag.gy/4QMuyI.jpg

Best printed on glossy photo paper or something similar, (I just printed on normal printer paper and it looks fine.)

Original game and art by Square Enix. Nintendo 3DS game.