We have 2 cheats and tips on 3DS. If you have any cheats or tips for Mighty Gunvolt please send them in here. You can also ask your question on our Mighty Gunvolt Questions & Answers page.
In the Train level go to the room which has a flying robot and a man with a flamethrower and defeat them. If you then go to the platform where the man is and press Up on the D-Pad a blue butterfly which is worth 1,000 points will appear.
During any point of the game you can change between regular and widescreen display modes by pressing the L and R buttons at the same time, doing this will toggle the display.