>>30964142Changes the amount of time you stay in the "turning" state before moving, faster makes it more responsive at the cost of making turning in place harder
>>30964048Save space and RAM limitations. A downside to ROMhacks.
>>30964042Yes, by level up too.
>>30964014BGB is a good GBC emulator, the debugger is a feature within it, right click > other > debugger. This lets you see the games internals and current state. scroll the lower large window down to the first party mons DVs, which are at are at $DCF4, changing those will change the DVs of your first slot mon but you'll need to level up or box trick to see the stat changes.
BTW, for people wanting to see a walkthrough, Keizaron did an early access stream right before Grinchtendo happened and is significantly faster at playing through the game. so you can check his VODs as a guide.