Unown

Unown is a Psychic-type Pokémon from Johto region. It does not evolve into nor from any other Pokémon. Unown is also the rarest Pokémon in the game.

Forms
There are a total of 28 unique forms of Unown in the game.

Regular forms= Shiny forms=

Unown events
In general, Unown is extremely rare Pokémon all around the world, but there are certain regional events, such as Pokémon GO Safari Zone, during which spawnrate of certain forms Unowns was higher. These more often spawning forms of Unown spell a word related to the event. This happened already during following events:
 * Pokémon GO Safari Zone, during which Unown in forms of letters spelling words "Europe" ( E, O, P, R, U forms) and "Safari" (A, F, I, R, S forms) were spawning more frequently in areas of this event.
 * Spawnrate of Unown in forms of letters spelling word "Chicago" (A, C, G, H, I, O forms) was higher during Pokémon GO Fest 2017.
 * Spawnrate of Unown in forms of letters spelling word "PAX" (A, P, X forms) was higher during the real-world the PAX East event.
 * Spawnrate of Unown in forms of letters spelling word "GDC" (C, D, G forms) was higher during the Game Developer Conference at the Moscone Center in San Francisco.
 * Spawnrate of Unown in forms of letters spelling word "RTX" (R, T, X forms) was higher during the RTX Convention in Sydney, Australia.
 * Spawnrate of Unown in forms of letters spelling word "Armageddon" (A, D, E, G, M, N, O, R forms) was higher at the Armageddon Expo in Wellington, New Zealand.
 * Spawnrate of Unown in forms of letters spelling word "RIO" (I, O, R forms) was higher at the Rio2c event in Rio de Janeiro, Brazil.
 * Spawnrate of Unown in forms of letters spelling word "Comic Con" (C, I, M, N, O forms) was higher at the Comic Con in Utrecht, the Netherlands.
 * Spawnrate of Unown in forms of letters spelling word "SXSW" (S, X, W forms) was higher during the SXSW in Austin, Texas.
 * Spawnrate of Unown in forms of letters spelling word "London" (D, L, N, O forms) was higher in London, UK in April, 2018.
 * Spawnrate of Unown in forms of letters spelling phrase "Let's GO!" (L, E, T, S, G, O and ! forms) was higher in Los Angeles during E3!. The phrase was related with announcement of Nintendo Switch Pokémon game &mdash; Pokémon: Let's Go Pikachu!/Pokémon: Let's Go Eevee!.
 * During the Unown mini-event in Latin America there was higher spawnrates of certain Unown forms in three specific countries:
 * in there was higher spawnrate of Unown in forms of V, A, M, O, S, R, G (spelling Vamos Arg),
 * in there was higher spawnrate of Unown in forms of V, A, M, O, S, B, R (spelling Vamos Br),
 * in there was higher spawnrate of Unown in forms of V, A, M, O, S, P, E, R (spelling Vamos Per)
 * and in there was higher spawnrate of Unown in forms of V, A, M, O, S, U, R, Y (spelling Vamos Ury)
 * Spawnrate of Unown in forms of letters spelling phrase "Celebi?" (C, E, L, B, I and ? forms) was higher in Pokémon GO Fest 2018.

Form switches sprites
Sprites for form switches in the Pokédex.



Trivia

 * Initially, there were 26 unique forms of Unown available in Pokémon GO, one for each letter of the alphabet.
 * Exclamation mark Unown was firstly released in June, 2018, during the E3, and question mark Unown was firstly released in August, 2018, during the Pokémon GO Fest.
 * Considerably, Unown is the most highly prized possession in the game making it a huge stepping stone for players.
 * Unown often spawns in inaccessible areas, making it very hard to find. Only the most dedicated players would find this Pokémon.
 * The spawnrate of Unown in the wild is estimated to be ×27.5 rarer than Tyranitar, and an estimated ×42.3 rarer than Dragonite, which are often seen as the rarest species in the game.
 * Exclamation and question mark Unown forms are counted in unique Unown caught in medals, making it possible to obtain the gold medal without completing the alphabet.
 * The spawnrate of Unown in the wild is estimated to be ×27.5 rarer than Tyranitar, and an estimated ×42.3 rarer than Dragonite, which are often seen as the rarest species in the game.
 * Exclamation and question mark Unown forms are counted in unique Unown caught in medals, making it possible to obtain the gold medal without completing the alphabet.