Digital Extremes is celebrating the sixth anniversary of their wildly popular space ninja dress up sim, Warframe.

The game officially launched on March 25th, 2013, and has since acquired nearly 50 million registered players that have collectively murdered 783 billion enemies. To celebrate, players can get a free Liset Dex Skin and Excalibur Dex Noggle if they log in between March 27th and April 10th.

There will also be special events to participate in during this timeframe that give players another chance to earn rare items. You can find more details about the celebration here, check out a trailer for Buried Debts above, which is the game’s currently ongoing Operation event.

Warframe is available on Windows PC (via Steam), PS4, Switch, and Xbox One.