Darkrai/Zekrom fusion , for the Greek Mythology Themed Competition, represents Erebus, god of darkness : r/PokemonInfiniteFusion

Choose Darkrai Edition : r/PokemonInfiniteFusion

POKÉMON FUSION I DESIGNED, Darkrai x Hydreigon x Obstagoon and more

Pokémon Blog or Something : Analysis of Types: Chapter 16: Dark-type: Part 3: In-Universe Symbolism and Mythology

492 DARKRAI FUSIONS EVERY SINGLE CUSTOM FUSION AVAILABLE IN INFINITE FUSION! (#0491) : r/PokemonInfiniteFusion

492 DARKRAI FUSIONS EVERY SINGLE CUSTOM FUSION AVAILABLE IN INFINITE FUSION! (#0491) : r/PokemonInfiniteFusion

POKÉMON FUSION I DESIGNED, Darkrai x Hydreigon x Obstagoon and more

Choose Darkrai Edition : r/PokemonInfiniteFusion

Choose Darkrai Edition : r/PokemonInfiniteFusion

Choose Darkrai Edition : r/PokemonInfiniteFusion

Darkrai x Scizor illustration : r/PokemonInfiniteFusion

Pokemon - Zekrom - 114/114 - Celebrations Classic Collection : Toys & Games

Zekrom, PokeVerse Wiki

Zekrom, Carrier of dreams and energy. — Steemit

Greek Based Legendaries based on the three brother gods (info in comments) : r/fakemon

What are these References? : r/PokemonInfiniteFusion