>>55899092>What went so fucking rightBattle Tower cloning glitch, letting you farm items and berries as needed.
Pomeg berry glitch, ie "glitzer popping", letting you execute code to initialize long-dead events.
Being able to freely adjust EVs with berries.
A consistent seed initialization and frame progression.
They make gen 3 so much more fun. I have 20 of every TM, every berry, every item, every ball, the entire Pokedex completed with mythicals, and a bunch of shinies I RNG manipulated for. Emerald is the best.