As Apple gears up for yet another major patent infringement trial against Samsung, it has added the latest and greatest Galaxy smartphone to its list of 22 allegedly infringing Samsung products.

According to Apple’s court filing:

Samsung recently released its newest smartphone, the Galaxy S4, which began shipping in late April 2013. Based on Apple’s analysis of the Galaxy S4, Apple has concluded that it is an infringing device and accordingly intends to move for leave to add the Galaxy S4 as an infringing product.

In the increasingly complex world of Apple legal maneuvering, this case is both an offensive action against Samsung and defensive, as Samsung has filed a counterclaim. So both Apple and Samsung are plaintiffs and defendants at one and the same time.

This existing list of what Apple believes are infringing Samsung products is already at 22. Because the judge in the case has asked Apple to limit the number of products it is accusing, Apple has offered to drop one from this list in order to add the S4: