
======== Sources ===========


http://gaming.stackexchange.com/questions/207431/how-do-you-make-2-command-blocks-go-off-at-once

https://minecraftcommand.science/shop-generator

https://mcstacker.bimbimma.com/

http://www.planetminecraft.com/blog/how-to-make-an-item-sit-flat-on-top-of-a-block/