As part of the WB Interactive Entertainment empire; NetherRealm Studios have excelled as a free-to-play mobile developer famed for counterparts to their console fighting games Mortal Kombat and DC Injustice. Since 2015, they've also turned the wrestling world on its head in the over-the-top, mobile exclusive fantasy fusion: WWE Immortals!

Johnny Cage left the Hollywood backlot to enter the ring in a 2015 franchise crossover. Now in the next big Immortals challenge, a WWE superstar will be infused with the powers of a thunder god!

From the humble beginnings of a small handful of artists and programmers -- Mortal Kombat has grown into a multimedia goliath built by hundreds! This year marks the 25th Anniversary of the game that started it all - and nostalgic fans might be pleased to know the developers of the iconic original games still get together from time to time!

Sub-Zero is gearing up to embark upon a rematch with the DC Universe! 2017 marks the 25th Anniversary of Mortal Kombat and the franchise icon is renewing hostilities with the DCU as the first downloadable guest character in Fighter Pack 1! Watch the Sub-Zero trailer below:

What would Mortal Kombat be without its legendary cast of fighters? Everyone has their favourite characters - their go to choices year after year, game after game. Like the series itself, these iconic warriors are constantly evolving to look, play, and be different. It's one of the things that makes Mortal Kombat unique! A constant state of flux you won't find in many other successful fighting game series!

In 2017, Mortal Kombat celebrates its 25th Anniversary! The last quarter century of kombat has cast a long shadow over arcades, consoles, handhelds, mobiles and more - giving us plenty to consider as we summon fans from around the globe to participate in an annual tradition!

The yearly character tournament has become a living document of the reboot era. We've celebrated the klassics, speculated about the future, and welcomed a new generation of kombat icons! In 2017, we're still seeing the series evolve in Mortal Kombat X Mobile and Injustice 2. We'll be thinking about it all as we ask the eternal question in this very special year: Who is the Supreme Mortal Kombat Champion?

You will decide the answer as the ultimate fan voting tournament returns to Mortal Kombat Online! We invite every fan who loves the series to vote and comment on daily match-ups as we whittle our way to a final champion! We're doing things slightly different this year! Read on to learn more about how the 25th anniversary tournament and visit the Fan Koliseum to share your votes and thoughts on each battle!

It's almost hard to believe that this is the year Mortal Kombat celebrates its twenty-fifth anniversary!

From humble beginnings of seven playable digitized fighters, two legendary bosses, and one secret character -- the franchise now boasts more than seventy main characters appearing in games, comics, film and television!

For almost twenty of those years, Mortal Kombat Online has bared witness as the internet's most visited MK fan destination of all time! As a supplier of information and digital record; we've watched and documented the many changing phases of the games -- as well as the reactions of fans across the globe!

MK Online was here in 1999 when you wondered if Reiko could really be Shao Kahn. In 2002, Hsu Hao became one of your most talked about new characters. In 2006, you wondered who could possibly survive Armageddon when Blaze returned. 2008 provoked your rage when the DC Universe invaded for the first time. In 2011, it all began again as Warner Brothers took control of the franchise, and the klassic trilogy was reborn.

The unshakeable constant that's excited fans throughout all these many years has been the characters!

Every one has their favourite fighter and they're eternally evolving with every appearance. They look different, play different, and have new goals in almost every game. This endless sense of change has always given fans ammunition to fiercely debate which character is the best. That's why, on the 20th anniversary of the series, MK Online finally set out to ask the question: Who is the Supreme Mortal Kombat Champion?

As an annual tradition, the tournament now invites every fan to vote in what has become a living document of the series, and a Kombat census. Opinions evolve as we go through a cycle of: Year of speculation, year of release, year of new content, year of reflection. These perspectives change how we view the series and its characters, but the question that tests them remains the same. Here are some of the things we've learned so far in the reboot era...