' N aga ▁is ▁a ▁fict ional ▁character ▁appearing ▁in ▁American ▁com ic ▁books ▁published ▁by ▁Marvel ▁Comics . ▁The ▁character ▁is ▁dep icted ▁as ▁being ▁from ▁an ▁alternate ▁future ▁version ▁of ▁Marvel ' s ▁shared ▁universe , ▁the ▁Marvel ▁Un iverse . ▁Most ▁of ▁Mart ine x ' s ▁advent ures ▁take ▁place ▁as ▁a ▁member ▁of ▁the ▁ 3 1 st ▁century ▁Guard ians ▁of ▁the ▁Gal axy . ▁ ▁Michael ▁Rosen baum ▁played ▁Mart ine x ▁in ▁the ▁Marvel ▁Cin ematic ▁Un iverse ▁film ▁Guard ians ▁of ▁the ▁Gal axy ▁Vol . ▁ 2 ▁( 2 0 1 7 ). ▁ ▁Public ation ▁history ▁ ▁Mart ine x ▁first ▁appeared ▁in ▁Marvel ▁Super - H ero es ▁# 1 8 ▁( J anu ary ▁ 1 9 6 9 ) ▁as ▁part ▁of ▁the ▁Guard ians ▁of ▁the ▁Gal axy . ▁According ▁to ▁Roy ▁Thomas , ▁all ▁of ▁the ▁original ▁Guard ians ▁of ▁the ▁Gal axy ▁were ▁created ▁in ▁a ▁conference ▁between ▁Arnold ▁Dra ke ▁and ▁Stan ▁Lee , ▁but ▁it ▁remains ▁uncertain ▁whether ▁each ▁individual ▁character ▁was ▁created ▁by ▁Dra ke , ▁Lee , ▁or ▁both . ▁W riter ▁Steve ▁Ger ber ▁included ▁the ▁character ▁when ▁he ▁rev ived ▁the ▁team ▁in ▁Marvel ▁Pres ents ▁# 3 ▁( F eb . ▁ 1 9 7 6 ) ▁to ▁# 1 2 ▁( A ug . ▁ 1 9 7 7 ). ▁ ▁Mart ine x ' s ▁appearance ▁was ▁red es igned ▁in ▁Guard ians ▁of ▁the ▁Gal axy