Mnet 'Produce X 101' released the preview for episode 3. 

The upcoming episode will show the trainees continuing their training and preparing for the group battle. During this process, tension arises among trainees, leading to arguments. 

A trainee snaps at a leader, asking, "Do we have to follow everything you say just because you're a leader?"

A Fantagio trainee yells at another trainee, "How many times do I have to say this nicely?"

Dance trainer Bae Yoon Jung is also captured letting out anger, questioning, "You call this the 'Avengers'? Who called you guys that?" 

You can watch the preview below. Episode 3 will be airing on May 17.