▁the ▁inform al ▁Ej ército ▁A AA ▁(" AA A ▁Army ") ▁stable . ▁However , ▁at ▁the ▁following ▁tap ing ▁on ▁July ▁ 1 6 , ▁members ▁of ▁La ▁Soci edad ▁attacked ▁El ▁Z or ro ▁after ▁a ▁match ▁and ▁once ▁again ▁forced ▁the ▁iron ▁mask ▁over ▁his ▁head . ▁On ▁July ▁ 3 1 ▁at ▁Ver ano ▁de ▁Esc ánd alo , ▁someone ▁dressed ▁as ▁El ▁Z or ro , ▁including ▁we aring ▁his ▁mask , ▁inter fer ed ▁in ▁the ▁A AA ▁M ega ▁Championship ▁match , ▁helping ▁Jar rett ▁retain ▁the ▁title ▁by ▁hitting ▁L . A . ▁Park ▁with ▁his ▁signature ▁guitar . ▁This ▁person ▁was ▁later ▁revealed ▁as ▁La ▁Soci edad ▁member ▁Ch ess man , ▁whom ▁K onn an ▁had ▁sent ▁to ▁inter f ere ▁in ▁the ▁match ▁in ▁order ▁to ▁have ▁Park ▁go ▁after ▁El ▁Z or ro ▁instead ▁of ▁continu ing ▁to ▁ch ase ▁his ▁stable mate ' s ▁title . ▁El ▁Z or ro ▁continued ▁representing ▁A AA ▁in ▁matches ▁against ▁La ▁Soci edad ▁throughout ▁ 2 0 1 2 . ▁ ▁La ▁Park a ▁Neg ra ▁( 2 0 1 2 – 2 0 1 3 ) ▁ ▁On ▁December ▁ 2 , ▁ 2 0 1 2 , ▁at ▁Guerra ▁de ▁T itan es , ▁Martínez ▁made ▁his ▁debut ▁as ▁the ▁mask ed ▁" La ▁Park a ▁Neg ra ", ▁the ▁r udo ▁counter part ▁of ▁La ▁Park a , ▁in ▁a ▁six ▁man ▁tag ▁team ▁match , ▁where ▁he ,