RWBY/Justice League (2021)

THE WORLD OF REMNANT COMES CRASHING INTO THE DCU! Grimm are running amok around Gotham, and Batman's on the hunt to find whoever brought these mysterious monsters to his city. But as the trail goes cold, the Dark Knight finds himself face-to-face with none other than Team RWBY! What other effects are taking hold around our world with Ruby, Weiss, Blake, and Yang here, and what does it mean for the future of the DCU?! Marguerite Bennett returns to RWBY with Meghan Hetrick and Soo Lee for an epic tale of adventure spanning every corner of the DC Universe!

"Weiss comes face to face with a brooding boy accused of theft at the Schnee Dust Company dinner, and in an act of defiance, teams up with him to prove his innocence, combining their shrewd detective skills! And then, the girls reunite at Beacon Academy with their mysterious new friends. Greeted by Professor Ozpin, Team RWBY learns the horrible truth: hunters all over Remnant are disappearing without a trace, and the four girls are all that’s left!"

"Ruby and Bruce head to the Faunus Quarter to investigate reports of a red-and-gold blur. But things quickly get out of hand as the blur runs circles around the pair of heroes! Meanwhile, Weiss and Diana infiltrate the Schnee Dust Company and discover a half-man, half-automaton. Can they earn the Cyborg’s trust, or will they be assimilated into the circuitry?!"

The Grimm incursion has made its way to Metropolis and Team RWBY faces off against Lex Luthor! But why is Lex at the center of the Remnant's breach into the DCU?

Superman's been possessed by a Grimm, and it's up to Team RWBY to stop him! Can the huntresses take down the Man of Steel, or is this the end for Ruby, Weiss, Blake, and Yang?!

Team RWBY’s assault on the creature begins! As they enact their plan, the group quickly learns they underestimated the monster’s resources and power as he wages a war with all of Remnant! Can the girls defeat Team JNPR and break them out of their trance, or will they fall under the spell of the beast below?

Team RWBY are trapped in the bowels of Arkham as the crazed Batman and Joker-Nuckelavee duke it out. They'll need to make a desperate play to pull Batman back from the brink, but if they can't, it'll be the end of the DCU and Remnant as we know it!