raocow's talkhaus

It's okay, I've found an other way to get the expected results:
I just edited the tiles for the Back Door and Lava so their background is the same color than the rest of the submap.
Easier than what I was initially trying to do, and same result ^^

Thanks for the answer!

Hi everyone, This is my first post here, and like every noob I'll start with a question! My ROM hack keeps the basic Overworld, except from one final twist between the 7th Castle and Bowser's Castle. To do that I've made some changes to Bowser's Valley, and I've learned here how to create Layer 1 Ti...