pokemon essentials v20.1

I’m running into a weird issue in Pokémon Essentials v20.1 involving waterfalls. When my player goes down a waterfall, the camera scrolls too far down usually a few extra tiles depending on the size of the waterfall. Sometimes objects like items or NPCs tag along on the side of the screen...

Does anybody who uses Pokemon Essentials v20.1 know how to make battle ai work for specific trainer types instead of multiple trainers based on their skill? Like I wanna make a specific trainer type had more points for using the move Toxic.

I want to make sure that when the player selects Hard mode with a switch, for example, the battlestyle is always set and cannot be changed. I've looked at several fangames like Anil that have this, but I don't understand how they did it. If anyone knows, I'd love to know.

v0.4.0 available now! Introduction: This fangame is designed around the sandstorm weather and is located mainly in a large desert with many sub areas. There are a lot of changes to all the Pokémon, many moves, and some abilities in this fangame. I manually rewrote all the movesets for this...