Generation's more additional complexity. And, as they're just hatching from eggs that came out of the Digivices, I don't think they'd have been recycled or extant enough to gather extra complexity.

Default Techniques. You get one Technique commonly used by the Digimon upon level-up, and all compatible ones from previous forms are kept, like Spitfire being able to be used by a Meramon or Greymon who Digivolved from an Agumon. Plus level increases. I've got food, food gives EXP at low levels, i.e. Poyomon Digivolving to Tokomon when eating.

Okay. I can still do the color thing. Or not. I do like the D3.

It's not useless. It depends on play style. I'm not giving myself it because I'm being hard on myself, to an extent. But no, I'll not remove it. It's sort of the point, and what makes it a Digimon specific system and not a generic anime/action/elemental combat system.

Overprotective parents. That's who. He walks around at night anyway. And winter jacket to distinguish from a really light jacket. It's basically not a spring jacket or windbreaker type jacket.