There will also be a Raid Hour for it on Wednesday, September 25, from 6 pm to 7 pm local time.
Will you be snagging this shiny?

Current Events: leekduck.com/events/

#Giratina #AlteredFormeGiratina #GiratinaAlteredForme #PokemonGO #RaidBattles #ShinyGiratina #ShinyGiratinaAlteredForme

Giratina (Altered form) will be coming back to raids on September 23; 1:00 p.m. PDT! This time it can be shiny! 🧡🤗 #pokemoncommunity #pokemon #pokemongo #pokemontrainer #gottacatchemall #teamvalor #teammystic #teaminstinct #giratina #raid #shinygiratina #orangeheartdesign #pogohub #shinypokemon #raidboss

Counters by @pokebattler_com