Ho-Oh is now available Worldwide without EX Raid Pass till 12th December

Trainers,

After a lot of speculation regarding Ho-Oh test raids. Ho-Oh has been finally released as a Raid Boss around the world, in the immense success of Global Catch Challenge!

Ho-Oh will be appearing as a Legendary Raid boss until December 12th of 2017 everywhere around the globe, and the best part is No EX Raid Pass needed. (Ho-Oh Raid Counters Infographics at the bottom of the post)

Chrales, a data miner with the PoGO Dev discord channel managed to get the Graphics and news message that will be appearing in Game.

news_hooh_description 
The Legendary Pokémon Ho-Oh has been spotted in Pokémon GO! 
Gather your friends and find a Legendary Raid Battle near you!

Ho-Oh Sprites

What do you think?
Pokemon GO Discussion? Official Niantic news and Updates, Infographics? – Join Pokemon Go – WorldWide Niantic News Update

Here’s the Official Wording released by Niantic, hinting that the EX Raid system WILL NOT BE USED for this release:

Trainers,
Congratulations! We issued a challenge—and you answered the call. Collectively, you caught over 3 billion Pokémon during the Global Catch Challenge, unlocking some amazing rewards along the way. But that’s not all… As a result of all your hard work, Ho-Oh is now appearing in Raid Battles at Gyms around the world until December 12, 2017. So, gather your friends and find a Legendary Raid near you!
Good luck!

Also Read:

Ho-Oh Raid Counters