To see 's sprite, the player must first battle a glitch Pokémon which scrambles the games graphics, and then encounter .
When this Pokémon is sent into battle, it will cover the battle menu and its sprite with one huge black glitch screen and won't allow the player to see anything, however the menu is still fully functional.
This glitch Pokémon article is part of Project GlitchDex, a Bulbapedia project that aims to write comprehensive articles on glitches in the Pokémon games.