For issues you find with the Switch and Console releases, please follow this link and give as much detail as possible. This is the speediest way to get info to Pipeworks and get a hotfix in the works.
1.4 will bring many changes to the PC version. We strongly advise making plans to back up your worlds and players prior to updating your game. More details here.
Begin your search for Journey's End information here and here. Please report bugs and issues for Journey's End here.
For issues you find with the Mobile 1.3 update, please follow this link and give as much detail as possible. This is the speediest way to get info to DR Studios to look at your issue. Also, some troubleshooting hints here.
If you were just testing, you could have just made your own sprite for that. It's clear you can, due to how you put the two together and smoothly recolored it.
I mean, I don't mind if you say you're going to use my sprites and give credit, even if you do edit them. It's the lack of crediting that bothers me.