- Creatures
- Mythical Beasts
- Small Creatures
- Medium Creatures
- Large Creatures
- Sentient Creatures
- Bird Like Creatures
- Plant Like Creatures
- Dragons & Serpents
- Fantasy Dragons
- Cultural Dragons
- Serpents
- Sea Serpents
- Undead
- Demons
- Elementals
- Egyptian
- Celtic
- Norse
- Mayan
- Gods & Goddesses
- Greek
- Olympians
- Titans
- Heroes
Celtic
- Aed
- Aine
- Amaethon
- Andarta
- Anu
- Arawn
- Arianrhod
- Arvernus
- Aufaniae
- Badb
- Balor
- Banda
- Bean-Nighe
- Belatucadros
- Belenus
- Bile
- Boann
- Brag
- Bres Macelatha
- Bugbear
- Buggane
- Bwbachod
- Carman
- Ceasg
- Cernunnos
- Coblynau
- Cyroraeth
- Dagda
- Dewi
- Dian Cecht
- Divona
- Don
- Dracae
- Epona
- Formorian
- Flaitheas
- Gobniu
- Grannus
- Gwydion
- Gwynn Ap Nadd
- Hamavehae
- Herne
- Ialonus
- Icauna
- Iccovelauna
- Lenus
- Lir
- Lug
Gwydion
Welsh Celtic god of war, his mother is Don the Welsh mother goddess. He is allegedly caused the war between Dyfed and Gwynedd. He slew Pryderi when trying to steal his pigs.