Shadow Articuno! : r/TheSilphRoad

Get Shadow Articuno Before It's Gone In Pokémon GO

Me and a friend both got a Shiny Shadow Articuno in the same raid (1/400 odds) : r/PokemonGoMystic

Anyone else been getting lucky with the shadow raids? : r/pokemongobrag

Articuno Raid Guide : r/TheSilphRoad

Just a heads up, a team of 5 people with relatively good mons can take down a shadow articuno : r/pokemongo

Decided to purify my shadow articuno into the hundo today since i got another 3*. the trio is now complete : r/PokemonGOValor

Shadow Articuno Raid Guide

We're going to skip Articuno entirely: Pokemon GO fans not thrilled with Shadow Articuno's raid return

Shiny Articuno Counter Guide Infographic : r/TheSilphRoad

Original announcement implied Shadow Zapdos would be around for the season Adventures Abound, and not just September. : r/TheSilphRoad

Articuno, Zapdos, & Moltres Raid Guide Infographic by Team gtr-Storm (Individual guides linked in comments) : r/TheSilphRoad

Shadow Articuno Already Available in Samoa : r/TheSilphRoad