A Sandbox That Helps With Pixel Art

So I decided it would be a great idea if I were to have a mini sandbox to my own, so I can make a bunch of different tiles and see how they would look in a game-ish environment. I reckon it would make amazing reference, and if I feel like I want to stick to a certain style I can just make a new zone filled with those designed tiles.

Here is a little area I made to show off my current tiles, yes I am a robot.

Here is an example of what I have so far in my event sheet(s).

And yes, I had some assistance minimizing the clutter in there.