Posted on 2016/03/02
Disclaimer: This tutorial was not made by me, I only decided to move it here from the archive for those who want to try their hand at creating custom battle stages.
For the past week, I've managed to get a fully functioning Battle Course(Take a look at GBA Battle course 2 for example).
DSHackArchive Generated December 23rd, 2018
Battle Stage Tutorial([Tutorial]How to make YOUR battle courses work)