Turn on frame skip. By default, instead of lowering your FPS, the game will just slow down the game to compensate. If you turn on frame skip, the game with stutter and skip frames, but at least it will be at normal speed.
-Toucannon (My favorite shiny of all time, but I don't know why) SOS without shiny charm.
-Karrablast - Found in my playthrough of alpha sapphire, it was a random encounter, I had never even encountered that Pokemon before either.
-Rowlet Only 72 Eggs
- Comfey Once again a fast hunt...
I'm fine with in battle nurse if it does not use auto pause, as I consider that in itself cheaty, but I personally do not use any sort of that. I am 100% any sort of exploit to obtain items or not to take damage though.