Dungeon and Dragons, isn’t this sounds familiar to you? Yep, it’s one of the history most popular games. For those that born and raised on 70s and 80s, you knew that this is probably the only game that dominated the world. Most of the family in this era will at least have one set of D&D or more…

Believe it or not, Dungeon and Dragons have been remained as the best-known yet best-selling role-playing game of all time. The survey estimated that there are more than 20 million people having played the game once or more in their lifetime!

If you’re happened to be one of the loyal Dungeon and Dragons’ players, then you know that it’s very messy to roll many different kinds of dice during the game! Well, there is a solution here, and it’s up to you to build it out.

This smart designation is known as “Acceleration-sensitive LED Matrix”. Well, it’s an n-sided dice, which means it can displays many different dice’s forms.

The project is driven by three 1.5V small button cells and it’s based on an ATmega168. The MCU is being connected to the matrices using a ULN2008 as a current sink and a 74LS164 as LED driver.

Well, it’s pretty simple to roll the dice. All you have to do here is choose the number of sides of the dice, and then you just tilt the dice. It shows the number immediately! With this magical dice, it would be a great fun to play the Dungeon and Dragons all night long, as you don’t need to worry about the missing dice anymore.