we are not sure if we’re crazy or not, so we need your help. We’ve noticed that the official Promo image for the Worldwide Bloom event features a different colored Bulbasaur.
The Bulbasaur in question looks A LOT like a Shiny Bulbasaur. Judge it for yourself:
Event page is up: Pokémon GO Grass Event
Niantic’s promo page
Pokemon Company promo
Shiny Bulbasaur in the core games:
Shiny and normal Bulbasaur sprites