<P> Series' writers wanted to make sure the characters had similar characteristics to their comic book counterparts, but at the same time, could become a means for Clark Kent to learn about himself . The creative team attempted to stay true to the spirit of the comic in costume design for certain characters, while costumes for other characters were changed dramatically . All of the characters possess superpowers, with the exception of Green Arrow / Oliver Queen, so Entity FX was brought in to digitally create each character's powers using 3 - D and 2 - D technologies . </P> <P> In addition to the live - action television series, the Justice League has also been featured in a promotional tie - in with Toyota, through an interactive, online comic book . On an individual level, Oliver Queen received his own tie - in that provided Sprint users with animated episodes depicting Oliver's backstory on their mobile phones . Overall, the reception for the characters has been mixed . Critics have viewed Ritchson's acting ability and the shortened introductory storylines for the team negatively, while the characters of Green Arrow and Black Canary were viewed more positively . </P> <P> Although the Justice League first appeared in season six's "Justice", each member had their own introduction and recurring storylines in the series prior to the formation of the team . The first member to appear on Smallville, other than Clark Kent (Tom Welling), was Bart Allen (Kyle Gallner), who was introduced in the season four episode "Run". In the episode, Bart is the first person Clark discovers to have a superhuman ability--being able to run at supersonic speeds--that was not created from exposure to kryptonite . When Clark and Bart first meet, Bart is a pickpocket who saves Jonathan Kent (John Schneider) from being hit by a truck . Eventually, Clark convinces Bart to give up his life of crime . Arthur Curry (Alan Ritchson), who has the ability to swim at superhuman speeds and create energy blasts through the water, is next to appear in the season five episode "Aqua". Arthur arrives in Smallville to stop an underwater weapon developed by Lex Luthor (Michael Rosenbaum), which is killing the surrounding ocean life . Arthur and Clark initially clash on Arthur's tactics; Arthur tries to blow up Lex's lab, while Clark insists that they should simply talk to Lex face - to - face and ask him to stop . Eventually, Arthur and Clark locate and destroy the weapon outright . Season five also introduced Victor Stone (Lee Thompson Young) in the episode "Cyborg". Here, it is revealed that Victor was mortally wounded in a car accident that also took the lives of his family, but Lex's company, LuthorCorp, took Victor's body to a research lab where they experimented on him--ultimately replacing his bone skeleton with a metal one . Clark attempts to provide Victor with a safe haven after Victor escapes from Lex's facility . Clark manages to convince Lex to stop hunting Victor, who eventually leaves Smallville with his girlfriend . </P> <P> Oliver Queen (Justin Hartley), a billionaire who left Star City to live in Metropolis, arrives in the season six episode "Sneeze" to investigate Lex Luthor . In the episode "Arrow", Oliver begins masquerading around Metropolis as a costumed vigilante, named "Green Arrow" by Lois Lane (Erica Durance), who robs from the rich--only taking objects he knows were already stolen by those wealthy individuals--and gives to the poor . Oliver also begins a romantic relationship with Lois . Eventually, Oliver's vigilante life takes priority, and he and Lois break up when Oliver is forced to leave town to investigate more of Lex's machinations . In season eight's premiere, Oliver moves back to Metropolis, and begins searching for Lex, who has been missing since the season seven finale . Oliver believes he has tracked Lex's whereabouts in the episode "Bride", but he does not find Lex when he arrives; instead, Oliver reveals that he plans to kill Lex when he does find him because of the threat he perceives Lex poses to both Clark and the rest of the world . In the episode "Requiem", Oliver takes controlling interest in LuthorCorp after Tess Mercer (Cassidy Freeman), Lex's handpicked successor for LuthorCorp, sells him the company . As a result, Lex attempts to kill him . Oliver tracks Lex down and blows - up the medical caravan that Lex was supposedly traveling in . </P>

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