Menace of the Sith " Menace of the Sith " is the second episode of " " . It aired on September 4 , 2013 on Cartoon Network . Plot . Following the creation of the " Sith clone " Jek - 14 , Darth Sidious summons all of the Separatist leadership to Geonosis , where he plans to unveil his new weapon . As the Separatist leaders fly to Geonosis , there is a delay as several of them have to wait for Nute Gunray to finish drinking his coffee . When all the leaders are gathered in the Petranaki arena , Sidious tells the other Separatists that the Clone Wars are not going well for them . He reassures them that things are going to change due to Jek - 14 , his new Sith weapon . Unbeknownst to the Sith , Jedi Obi - Wan Kenobi and Yoda have infiltrated the Arena disguised as Sith . At first the Separatist leaders are impressed with Jek , especially Gunray who openly disparages the clone ; earning a bolt of Force lightning from Sidious . Jek manages to impress the Separatist leaders with his display of Force powers . He destroys several columns in the arena and Nute Gunray ' s hat , and even creating a sign saying ' GO SITH ' from the debris . When Darth Maul complains that Jek stole his theme song , Asajj Ventress replies that he is being a diva . Back in the Jedi Temple on Coruscant , C - 3PO begs the Jedi Council to remove him as a substitute teacher for the young Padawans because they put him in grave peril . The protocol droid adds that he will suffer from an internal meltdown soon as the stress is getting to him . The Jedi agree and transfer him to Jedi Temple Food Services , for which C - 3PO is grateful . The Padawans get a new teacher , Anakin Skywalker , who hates the thought of baby - sitting Padawans . When the Padawans ask him where he is taking them , Anakin replies that they are going on a journey of discovery to the frozen planet Hoth , which the Padawans are not fond of . Anakin tries to persuade the students to no avail . The Togruta Padawan , Vaasa Ti remarks that he is a great Jedi but a horrible actor . Meanwhile on Geonosis , Jek continues to impress the crowd with his skills . Palpatine plans to create thousands of Jek clones and has Dooku display his new cloning machine . However , this test is a failure because the resulting clone of Jek is a Dark Side midget that only has a fraction of his powers . Obi - Wan and Yoda show themselves and fighting erupts in the Arena . During the skirmish , the Jedi managed to defeat most of the Sith and their minions but Sidious managed to escape . Obi - Wan adds that the Sith is truly an evil man as he stole Palpatine ' s space gunship , to which Darth Maul adds that they just don ' t get it , but keeps quiet in order to protect Sidious ' identity . Back on Hoth , Anakin takes the Padawans on a tour but gets trampled by Tauntauns to their amusement . Back on Geonosis , Obi - Wan and Yoda are forced to fight Jek who easily defeats them . However to Dooku ' s dismay , Jek refuses to execute the Jedi because they are unarmed . Regarding himself as neither Sith nor Jedi , Jek decides to run away and be himself . Both the Jedi and Sith chase after him but their ships are left wrecked in the asteroid belt around Geonosis . Jek then jumps into Hyperspace and bids farewell . Back on Hoth , Anakin finds himself entertaining the Padawans by giving them his prosthetic arm to play with on the advice from C - 3PO , who says that he is always happy to assist and adds that Anakin shouldn ' t feel embarrassed . Meanwhile , C - 3PO is serving burgers at the Jedi Temple Restaurant but is attacked by Cad Bane for not giving him light mayonnaise in his sandwich . C - 3PO accidentally pulls one of his breathing tubes out of his head , and puts them back the wrong way . An infuriated Bane starts shooting at C - 3PO and the droid runs away . As Cad Bane accidentally shoots at a fellow bounty hunter , a fight begins in the restaurant . Meanwhile Dooku and Grievous are traveling aboard the Separatist Subjugator - class heavy cruiser " Malevolence " . Both Separatists are furious that none of the bounty hunters are refusing to work for them in the wake of Jango Fett ' s death . Dooku orders Grievous to deploy several probe droids to find Jek . Some of the droids reach Hoth , where Anakin complains about not being able to join the hunt for Jek and the other Jedi thinking that he is not ready . The Padawans leave Echo Base and find Jek creating beautiful ice sculptures in the snow . Jek confesses that he doesn ' t want to fight but only wants to create things and to be left alone . Anakin tries to attack Jek but is not able to pass through the energy shield . Jek says goodbye to the Padawans and adds the he has to find a new home . Shortly later , Jek is attacked by probe probe droids and captured by General Grievous . R2 - D2 wakes Anakin , to which the latter responds that he thinks he can be too impulsive sometimes . Meanwhile Dooku and Grievous start cloning Jek and depart for Coruscant . On Coruscant the Jedi Order is debating what course of action should they partake while Palpatine eavesdrops on them . Obi - Wan orders Anakin to stay put , but it is too late as he is already battling the Separatists over Coruscant . Yoda argues that it was too risky to train Anakin , but Obi - Wan answers that it was Qui - Gon Jinn ' s final wish . Qui - Gon appears as a force ghost and tells Obi - Wan not to blame that on him . As the battle over Coruscant rages on , Dooku produces several new Sith clones using Jek ' s genetic material . Unlike Jek - 14 , these Sith clones are loyal to the dark side and Count Dooku . During the battle , Anakin ' s ship is blown up by the " Malevolence " . While R2 - D2 flies to Coruscant , Anakin and the Padawans create new LEGO ships with the help of the Force . R2 - D2 lands at the Jedi Temple kitchen where C - 3PO is working and destroys it in the process . After some difficulty , Anakin manages to find the ship ' s " weak spot " and destroys the " Malevolence " , sending its debris scattering over Coruscant . At the Jedi Temple , the Padawans , the Jedi , and Palpatine are cheering at the falling wreckage . Alternating between being Supreme Chancellor and Darth Sidious , Palpatine uses the Force to halt the descent of a large piece of wreckage carrying Dooku , Grievous , Jek - 14 , and the Sith clones . Dooku presents an unconscious Jek before ordering his Sith clones to attack the Jedi . As the clones attack , Jek awakes and uses his Force powers to save the Jedi by destroying the Sith clones . He then uses the Force to hurl Dooku and Grievous into the air . While Jek wins the affection of the Jedi , he tells them that he wants to be left alone and begs his new allies not to call him . Jek departs on his modified starfighter for parts unknown . The episode ends with Yoda putting the memories of the mission into the Jedi Chronicles . He expresses pride in his Padawans ' accomplishments and compliments the valor of Anakin , who will no longer be teaching the Padawans as C - 3PO has asked for the job once more . After a brief exchange , Obi - Wan chases his master Qui - Gon Jinn ' s force ghost over the matter of training Anakin .