>>38471176- New approach to storytelling
- First new Game Mode (Double & Multi)
- Expanded on the previously underdeveloped Ice, Dark, Steel, Ghost & Dragon Types with more than a few Pokemon
- Was able to represent various environments much more vividly, something I do think given the direction in Gen 2 would've been possible on the GBC but we never ended up seeing
- Graphical bump which I'd argue actually pressured Gen 4 & 5 to do the same
- Strong thematic tying between the box legendaries
- Numerous other features I'm glossing over