Donmai

pokemon rgby (prototype)

Unreleased content from Pokémon RGBY. See list of Pokémon media for more prototype games.

Human characters

green (pokemon) pokemon rgby (prototype)

Green appears in some official art related to Pokémon RGBY, but she didn't make it to the games themselves.
Green wears a black dress in RGBY art. For example, see post #967364.
She later appears in other games such as Pokémon FRLG and Pokémon LGPE, wearing different clothes.

List of Pokémon

Tag	Japanese	Katakana	English (if applicable)	Notes / source	Source
cocaana_(pokemon)	Cocaana	コカーナ	—	Evolves into Kasanagii, which evolves into an unnamed Pokémon https://archives.bulbagarden.net/wiki/File:Kokana.png
kasanagii_(pokemon)	Kasanagii	カサナギー	—	https://archives.bulbagarden.net/wiki/File:Kasanagi.png
kasanagii's_evolution_(pokemon)	—	—	—	https://archives.bulbagarden.net/wiki/File:Kasanagi_evolution.png
gorochu	Gorochuu	ゴロチュウ	—	Evolves from Raichu Tag romanized with "chu" (instead of "chuu") to align with Pichu, Pikachu, and Raichu
cactus_(pokemon)	Cactus	カクタス	—	https://nintendosoup.com/satoshi-tajiri-manga-reveals-a-treasure-trove-of-unreleased-pokemon/
crocky	Crocky	クロッキー	—	https://nintendosoup.com/satoshi-tajiri-manga-reveals-a-treasure-trove-of-unreleased-pokemon/
deer_(pokemon)	Deer	ディアー	—	https://nintendosoup.com/satoshi-tajiri-manga-reveals-a-treasure-trove-of-unreleased-pokemon/
gyarados_(prototype)	Gyarados	ギャラドス	Gyarados
jug_(pokemon)	Jug	ジャッグ	—	https://nintendosoup.com/satoshi-tajiri-manga-reveals-a-treasure-trove-of-unreleased-pokemon/
omega_(pokemon)	Omega	オメガ	—
poliwrath_(prototype)	Nyorobon	ニョロボン	Poliwrath
scyther_(prototype)	Strike	ストライク	Scyther
seel_(prototype)	Pawou	パウワウ	Seel	https://twitter.com/ikiro_pkmn/status/997260379070709760 https://pbs.twimg.com/media/Ddb7AZ7U8AEbga1.jpg (below Koffing, at the top) https://bulbapedia.bulbagarden.net/wiki/List_of_unused_Pokémon_and_character_designs
gyaoon_(pokemon)	Gyaoon	ギャオーン	—	https://twitter.com/ikiro_pkmn/status/997260379070709760 https://pbs.twimg.com/media/DdcJEvoV0AECn6Y.png (between Rhydon and Kangaskhan)
unnamed_horned_pokemon	—	—	—	Same as above (numbered 4, at the bottom)
unnamed_elephant_pokemon	—	—	—	https://www.reddit.com/r/pokemon/comments/8k4v47/update_more_unused_pokémon_can_be_seen_in_the/ (two squares below Koffing; in other words, directly at the left of Crocky)

Sources

Posts