Hellboy Animated: Sword of Storms (2006)

Explorer Bruce Wayne accidentally unleashes an ancient evil, and returns to Gotham after being away for two decades. There, Batman battles Lovecraftian supernatural forces and encounters allies and enemies such as Green Arrow, Ra's al Ghul, Mr. Freeze, Killer Croc, Two-Face and James Gordon.

When Batman goes missing, it takes the entire Bat "family" - including Batwoman and Batwing - to keep the peace in Gotham and unravel the mystery behind the Dark Knight's disappearance.

Former Gotham City District Attorney Harvey Dent, one side of his face scarred by acid, goes on a crime spree based on the number '2'. All of his actions are decided by the flip of a defaced, two-headed silver dollar.

The villainous Nekron and his mother, Queen Juliana, plot against the human race from their frigid fortress. Creating mass destruction with huge glaciers, mother and son incur the wrath of Larn, a warrior whose entire village was destroyed by ice. When Nekron's underlings kidnap the beautiful Princess Teegra, Larn sets out to rescue her, assisted by the fierce and enigmatic Darkwolf.

Mr. Freeze turns Killer Croc and Bane into super-sized monsters, and they bash their way through downtown Gotham until the Caped Crusader and his team of heroes join the fight in their giant robot mechs.

When innocent civilians begin committing unthinkable crimes across Metropolis, Gotham City and beyond, Batman must call upon mystical counterparts to eradicate this demonic threat to the planet; enter Justice League Dark. This team of Dark Arts specialists must unravel the mystery of Earth's supernatural plague and contend with the rising, powerful villainous forces behind the siege—before it's too late for all of mankind.

When Alita awakens with no memory of who she is in a future world she does not recognize, she is taken in by Ido, a compassionate doctor who realizes that somewhere in this abandoned cyborg shell is the heart and soul of a young woman with an extraordinary past.

Spider-Man and Daredevil team up to fight Kingpin.

Originally from Africa, Mari McCabe grew up an orphan after her parents were killed by local greed, corruption and wanton violence. But Mari refuses to succumb to the terrors surrounding her. Inheriting her family's Anansi Totem, Mari can access the powers of animals - anything from the super-strength of a gorilla to the speed of a cheetah. As Vixen, she fights valiantly to protect the world from threats like those that claimed her family.

When LexCorp accidentally unleashes a murderous creature, Superman meets his greatest challenge as a champion. Based on the "The Death of Superman" storyline that appeared in DC Comics' publications in the 1990s.