Pixel Heart
thingiverse
My niece is absolutely obsessed with Undertale - she begged me to create a pixel heart just like the ones you see in the game, and I figured it would be a breeze to whip one up.
Download Model from thingiverse
With this file you will be able to print Pixel Heart with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Pixel Heart.