Walls: cardboard , paper, placemat, coffee sticks , tubes
Floor: placemat
Outside: placemat, spray paint

I have been working on this for awhile now. It cost me about $20.
This is my first diroma and I am thinking about making another.
It took about 7 months and once I accidentally messed up the first time.

These are for my Retaliation ninja action figures. I like them the best because they are vary detailed and lots of ninjas!

I know that it doesn't look like the one in the movie, but that's fine. I wasn't planning on it to be 100% alike.