Marvel's epic Avengers vs. X-Men storyline is in full swing, and so far it has been every bit as action-packed and exciting as the title suggests. After just two issues, we have seen titanic battle scenes, intense character drama, and enough twists to make every turn of the page completely unpredictable.

Now the company has released a preview of some unlettered artwork from the fourth issue of the series, which is set to be released on May 16. If you need a superhero refresher course, the company also included a brief synopsis of the issue below.

This May, superstar writer Jonathan Hickman joins fan-favorite artist John Romita Jr as the Avengers face their biggest battle yet in Avengers VS. X-Men #4! The Phoenix Force is closing in on Earth, and Captain America has tasked Thor with stopping it…IN SPACE! With brawls exploding across the Savage Land, Wakanda, Tabula Rasa and throughout the Marvel Universe, can Thor and his team put an end to the Phoenix threat once and for all? This is what you’ve been waiting for all year, and now the war is here! Don’t miss out on all the action in Avengers Vs. X-Men #4, hitting comic shops worldwide, the Marvel Comics app and the all-new Marvel Comics web store – this May!