Best add on since R/B/Y?

Posted by Arcadios

I'd say the egg system is the best thing they've included since the original versions.

Posted by BLUNTMASTER X

Gold/Silver: Egg system. And the Dark/Steel types.
Ruby/Sapphire: Pok

Posted by Klarth

GSC: Hold items
RSE: Traits and abilities
DP: Online, phys/spec split

Posted by Mystic Hero

G/S/C: Backpack pocket system and holding items/mail
R/S/E: Pokemon abilities
D/S: Pokeapps, wifi, physical/special split. Now I don't have to memorize which ones do which.

Posted by cool gamer dad

GSC: Hold items
RSE: Natures
DP: Physical/Special split

Posted by Zeta

Breeding, abilities, move split.

Posted by Arcadios

Morning, Day, Night and Midnight shifts.

Posted by CS Ryan

GSC: Hold Items
RSE: Double Battles
DP: Pokemon Eggs hatching at Lv.1

Posted by TMNT Freak

[COLOR="DarkOrange"]Breeding System... Pokemon Abilities and Double Battling.... and then the GTS.

Oh, how I love the GTS.[/COLOR]