In the union room.
you can get diffrent Pokemon eggs with the diffrent Pokemon u use
No legenedaries can lay eggs ._.
No, a Pokémon Egg cannot hatch during trading however it can hatch after you exit out of the trading screen as well as the Trading Room.
Not at the WiFi plaza.The WiFi plaza is about playing games and talking to people around the world.You can only trade eggs in the Union Room.
no legendaires cant have eggs exept for event eggs because they have no gender.
you need to beat the game then go to the pheanac city poke center. go to the basement and you can trade. you can only trade purified (cannot trade shadow) Pokemon and you cannot trade Pokemon eggs.
yes all starter pokeon can have eggs with ditto, all Pokemon really just not legendaries.
you trade eggs.
Yes,you can.
Yes.
to get eggs drop off two compatible Pokemon at the day care center and after a while(3 days) there will be an egg at the day care center.
there is no action replay code to trade eggs.
Yes, there is a special option in the union room
no you don't trade eggs. you get a riolu from Riley after helping him on iron island
you can get any Pokemon egg on ruby al long as you have a male and female of the same Pokemon in the day care center
Daycare center located in Goldenrod city (south)
all Pokemon can be traded (even eggs) to Leaf Green with out the nat. dex. with the nat dex. you can trade to emerald, ruby and Sapphire. but not to the older games like crystal and red