Egg is a race of creature shared between the Water, Darkness, Fire and Nature civilizations.
Episode 1, only 2 creatures with the egg race existed; Dragon Flare Egg and Hunting Gaia Egg.
Both of these creatures have a mana cost of 3, 1000 power, and an effect to put the top card of your deck into the graveyard. If it is a non-evolution creature of a certain race, you may destroy the Egg creature and put the other card into the battle zone.
Episode 2, DMX-13 White Zenith Pack introduced a Darkness creature with the Egg race that can bring a non-evolution Zero creature into play from the bottom of your deck.
Episode 3, DMX-15 Full Foil VS Pack: Virtueless Royal introduced a water creature with the egg race that can bring a non-evolution outrage creature into play by destroying it.
It is noteworthy to mention that Eggs are one of the few creatures that are unable to attack which don't have the
Eggs don't feature any support cards or evolution creatures.
Races shared between the Civilizations
All monocolored civilizations