Cadmus

Episode 31 of Robin & Batgirl.
Batgirl asked what is Cadmus and Batman said it is a laboratory with the purpose of giving superpowers and creating metahumans.Superman also said that it has been an adversary of them if the leader of it is Lex Luthor.Now,Robin and Batgirl was assigned to spy at Cadmus.They used a ship to go down the Earth,then,they landed outside Cadmus.They went up Cadmus using the Batrope,then,they peeped through a small hole.They told Superman that they're creating lots of metahumans and upgrading a clone of Supergirl.Now,they went down a bigger hole.They took out the Cadmus Taskforces.Then,they took out the other Cadmus Agents.But,they got surrounded by Ultimen Clones and Galatea.But,B'wana Beast and The Atom came.Supergirl came too.Supergirl fought Galatea while Robin,Batgirl,B'wana Beast,and The Atom fought the Ultimen Clones.After that,they had a talk with Amanda Waller.Amanda Waller said that Lex Luthor is in charged of the attacks,or maybe Brainiac is back again.After a long talk about the attack launches,now,Amanda Waller commands Lex Luthor to stop the revenge because he failed and he must accept it.But,Brainiac destroyed the wall,and came to possess Lex Luthor again.The five heroes fought Brainiac before he possess Lex Luthor,and he falls deep into the underground.But,Brainiac flew up.He ran away and the five followed him.Then,they went down a hole to underground.He showed,the Dark Heart.Now,a torture machine.The Dark Heart attacked the heroes.They fought back but the second Dark Heart is more durable than the first one.Flash was assigned by Superman to go to Cadmus.Flash used a ship.When the ship landed,he got surrounded by Cadmus Taskforces.He took them out,then,he went down the underground hole.He destroyed the Dark Heart in just a few seconds.Then,he and the five heroes followed Brainiac up the ground again.Brainiac took down all six of them.So,the six founding members came,too.Now,the six others fought Brainiac,but,they were also taken down.
Characters:Robin,Batgirl,B'wana Beast,Atom,Supergirl,Flash,Superman,Batman,Wonder Woman,Green Lantern,Hawkgirl,J'onn J'onzz,Amanda Waller
Villains:Lex Luthor,Cadmus Taskforces,Cadmus Agents,Ultimen Clones,Galatea,Dark Heart,Brainiac