Now with a Tank top, Sweater/Hoodie, and a delete button!!! Answer the question to get the kind of shirt you want to create. Press a number (1-7) to color the shirt. Press space to change the shirt back to white. Drag the items on the right to put it on your shirt.
Tell me what to add in the comments. Credit to @scratchie345 for the multiple varieties of shirts idea. (Tank top, Sweater/Hoodie)