A new Undertale-themed terrarium, woo! Or Under-terarrium, if you will.
The last one I did was over a year ago, so it's been a while. This took approximately 16 hours.
I've always wanted to do Asgore's throne room for a terrarium. The container is based off a mirror box I got from the thrift store. Took some artistic liberties, especially with the reflections. I wanted a surreal look to the mirrors. Is it just a reflection? Or perhaps a physical area you can walk into? I'll let you decide!
I also have the psd available to color: