Last week, Blizzard announced that Overwatch would be celebrating its one year anniversary, In order to mark the occasion for the wildly popular MMOFPS title, the developer has a few new skins and maps in store, according to a series of Facebook and Twitter images and video.

These come from Blizzard's Southeast Asian social media channels, with the main company yet to detail what is officially in store. That said, if the content we've spotted to date is anything to go by, the likes of Bastion, Pharah, Soldier: 76 and Zarya are getting refreshed looks for the one year anniversary.  

Take a look at the following to see what the new skins will entail:

That's not all though, with Overwatch confirming three new arena maps for the one year anniversary too via Twitter.

Here's a sneak peek at three new ARENA MAPS coming soon to our Overwatch Anniversary celebration.

The party begins May 23! 🎉🎂 pic.twitter.com/umXbr0bq7k

— Overwatch (@OverwatchEU) May 18, 2017

The anniversary event is set to kick off tomorrow (23 May) and last until 12 June. There will also be a free-to-play weekend from 26-29 May.