Talk:Echidna/@comment-98.15.159.238-20151008213614/@comment-26961516-20151014222413

Not realy ALL monster, they are few specific monster that a Echidna can't give birth to:

All specific monsters related to god like dark priest, angels, dark angels, valkyries, dark valkyries, houries.

Specific monster's daughters like Lilim are all daughters of the demon lord not Echidna

And I dont think they can give birth to these species to : Apophis, Pharaon, Hellhound (If hellhound was realy created by god!). Because they was created by previous god.

I dont think they can give birth to undead at all (undead are way to much specialised monster)

All constructs like golem and Doll. (Magic Material Type)

Maybe Plant but Elemental not realy sure (give birth to a fire elemental when you are not one should be realy painfull if not deadly for the mother and others babys inside her belly)

Concentration energie monsters like Dark matter, Kitsune-bi and Kitsune-tsuki. Curse realated monster girl like Dullalhan and Mummy (both undeath to) and off corse region related monsters. A Echidna can't give bird to any wonderland monster unless she's inside wonderland.

If I dig more I'm sure I can find other monster that can not be born from a Echidna. But otherwise all animal,bug and mystical (like Sucubus) monsters can be born from a Echidna.