The newest patch has also added 87 new unlockable remix colour options, increased the character and player level cap to 65, and more.
Steam players can finally compete against those on Xbox/Windows in Ranked Play, though leaderboards are being kept separate.
The base game is free-to-play, while paid editions upgrade to the Anniversary Edition. A massive new balance patch is also live.
Shortly after its announcement, Killer Instinct Anniversary Edition has been given a release date, and it's right around the corner.
Microsoft's fighter is getting its first hefty balance update since 2018 and even fixes a long-standing bug with projectiles.
The free version offers single-player, Local, and Ranked modes with a weekly rotating fighter, and the Anniversary Edition has everything for $29.99.
Iron Galaxy is confirmed for the developer stream and could provide a date for the next update, which adds 4K support for Xbox Series X/S.
Iron Galaxy Studios is returning for the fighter's next update, which will also add balance changes.
Microsoft has announced that it is moving Killer Instinct over from its legacy servers on to more modern server infrastructure.
Xbox boss Phil Spencer and Xbox Game Studios head Matt Booty have discussed the future of the series and "where [they] would like to go with it" several times.
This looks amazing even at 1080p.
Microsoft's flagship fighter becomes the first console fighting game ever to hit native 4K.
Also Deathtrap and Rayman Origins.
Packs in all three seasons, original games and more.
Killer Instinct continues its journey to becoming Microsoft's Smash Bros.
Super Smash Bros. Microsoft.
Talk about overkill...
Looks like that Windows 10 release really helped.
Play as the four new fighters early along with other benefits.
The franchise keeps on expanding with new characters.
Finally, we get to see them in action.
Check it out inside.
New lighting engine makes the game look significantly better.
Busy time for fans of Microsoft games on PC in early 2016.
Xbox Live's Games With Gold starts 2016 in style.
Coming April 2016.
One of the best Xbox One exclusives is making the jump to Windows 10.
Watch the new trailer.
Good omen.
No, not Raptor. That was a mascot in Rugrats.
Visuals updated to 900p resolution.
Indian launch of Xbox One detailed.
The heavyweight boxer debuts this Fall.
Adds another new character.
"We're excited about the future of this popular franchise."
A brilliant punishment for offenders.
Xbox One fighter gets new character available as free fighter.
Of course, conditions apply.
The classic fighter returns.
Ryse: Son of Rome's in-game currency has also been detailed.
Tony Key believes we'll see double the installed base for next-gen consoles.
It's a good day to be an Xbox junkie
The next in the Killer Instinct series
"It's almost like a real fight."
A new trailer for Killer Instinct shows another fighter in action.
European attendees will be able to try out the next generation of gaming before it hits in November.
The Cloud is good for 'validating design decisions.'
Ken Lobb describes it as "the world's most generous demo".
Players can also expect classic music from previous iterations.
The Combo Breaker and the Ultra Combo pack.
Killer Instinct, Zoo Tycoon, Fighter Within and more confirmed for launch.
Double Helix Games talks about the benefits of developing for the console.
In-depth character profiles released by IGN.
C-C-Combo breaker!
That must suck.
But it's the thought that counts.