Pokemon Arts and Facts - Find us on BlueSkyさんのイラストまとめ

Gloom is the only Pokemon to have it's secondary type completely removed upon evolving. This is only true while Evolving into Bellossom as Vileplume still keeps it's Poison Typing. Aggron is also the only Pokemon to completely loose it's secondary typing upon Mega Evolving.

Artwork of May and Brendan escaping from Rayquaza drawn by Ken Sugimori. The art was drawn in 2004 for Pokémon Emerald Version. However the characters are drawn in their Ruby and Sapphire designs instead.

According Atsuko Nishida and Ken Sugimori the 3 Kanto starters were designed after their fully evolved forms (Venusaur came before Bulbasaur). They are based on Frogs, Lizards and Turtles. The Pokemon were designed as sprite art first then converted to color drawings by Sugimori.

Red and Leaf/Green's battle poses in Let's Go, Pikachu & Eevee! resemble their battle poses in FireRed & LeafGreen.

Rosa also owns a Serperior in Pokemon Masters. This is following a trend where she had as Serperior in the Pokemon Black 2 and White 2 Animated Trailer, as well as a Snivy in the Kotobukiya ArtFX J figurine.

Official artwork of Slowking devolving back into Slowpoke after loosing the Shellder on it's head. This art was used for the Yadon Paradise section of the Japanese Pokemon website.

Official concept art of Darkrai.

The lower left image was drawn by Ken Sugimori made in 2007 for Pokemon Diamond and Pearl, it was likely made to promote the Darkrai events being released, and the movie, The Rise of Darkrai coming to theaters.

Also they gave Darkrai a butt

Mega Ampharos' design is likely a visual pun as it is an Electric/Dragon Type. Ampharos' Japanese name is デンリュウ (Denyru), coming from electric current 電流 (denryū), but it also translates to Electric Dragon 電竜 (den ryū). The pun is lost in most other languages.

This is Hitoshi Ariga! You may recognize his work for the Mega Man franchise. He has done many art for the Pokemon franchise such as art for the TCG, figurines and he even designed some Pokemon!
-Zeraora promo art
-Black and White TCG concept art
-Kotobukiya art of Red & Pikachu

Bulbasaur, Jigglypuff, Ludicolo and Psyduck.