Things that have to do with eggs.
“Egg Groups are categories in which Pokémon are placed to show which Pokémon are able to breed...List of Egg Groups
“The ditto egg group consists of one Pokémon. The only Pokémon in this egg group is an amorphous...Ditto (egg group)
“The Good Egg is an Egg that the player can obtain in Generation IV games. Its Pokédex number is...Good Egg
“The Monster Egg Group is one of the Egg Groups of Pokémon introduced in Generation II. This egg...Monster (egg group)