Enigma Week

Enigma Week was an event in Pokémon GO. It was the second part of Ultra Unlock event series.

Featured Pokémon
These Pokémon were released at the start of the event:

These mysterious and cosmic-themed Pokémon had increased spawn rates in the wild and from Incense or Lure Modules. Lunatone and Solrock appeared worldwide:

These Shiny Pokémon were released at the start of the event: PS Staryu (120) PS Starmie (121) PS Unown (201) PS Unown (201) PS Unown (201) PS Unown (201) PS Unown (201) PS Deoxys (386)

7-km Pokémon Eggs obtained during the event would hatch more of these Pokémon:

The following Raid Bosses were available for a time of this event:

Field Research event tasks
There were several Field Research tasks exclusively for the duration of the event.