▁ ▁Epis odes ▁ ▁Pl anned ▁second ▁season ▁A ▁second ▁season ▁was ▁planned ▁to ▁air , ▁but ▁with ▁actor ▁X avier ▁De C lie ▁replacing ▁L ara ▁in ▁the ▁lead , ▁and ▁Jul ie ▁St . ▁Cla ire ▁cast ▁as ▁Jane . ▁However , ▁bank rupt cy ▁proceed ings ▁were ▁initi ated ▁against ▁the ▁show ' s ▁distrib utor ▁Se ag ull ▁Entertainment ▁in ▁summer ▁ 1 9 9 7 , ▁and ▁a ▁second ▁season ▁was ▁never ▁produced . ▁ ▁Nov el ▁ ▁R . ▁A . ▁Salv atore ▁wrote ▁an ▁author ized ▁T arz an ▁novel ▁based ▁on ▁pilot ▁script ▁which ▁was ▁published ▁as ▁a ▁trade - paper back ▁in ▁ 1 9 9 6 , ▁and ▁a ▁mass - market ▁paper back ▁in ▁ 1 9 9 7 . ▁ ▁Nik olas ▁R ok off — T arz an ' s ▁nem esis ▁from ▁the ▁first ▁half ▁of ▁The ▁Return ▁of ▁T arz an — has ▁a ▁st olen ▁cry stal ▁am u let ▁with ▁myst ical ▁power . ▁The ▁cry stal ▁can ▁open ▁gate ways ▁to ▁the ▁sav age ▁land ▁of ▁P ell uc id ar , ▁and ▁in ▁so ▁doing ▁allows ▁re pt ilian ▁hum ano ids ▁known ▁as ▁Mah ars ▁to ▁attack ▁the ▁surface ▁world . ▁T arz an ▁therefore ▁has ▁to ▁stop ▁not ▁only ▁R ok off ; ▁but ▁M ora , ▁the ▁Queen ▁of ▁the ▁Mah ars ▁as ▁well . ▁ ▁References ▁ ▁External ▁links ▁▁ ▁— ▁pilot ▁▁ ▁— ▁series ▁▁▁ ▁T arz an ▁on