Lucky Pokémon

Lucky Pokémon is an upcoming feature in Pokémon GO.

Background
Lucky Pokémon they will have a green label, below their name, indicating that they are lucky. Their background will also feature golden particles and stars. The Pokédex will keep track of the number of individual Lucky Pokémon a Trainer has encountered.

Trivia

 * The Stardust cost for powering-up a Pokémon will be reduced by 50%.