Forum:Ancient City Rainbow Ruins ques

With Ancient City - Rainbow Ruins, say i have 5 crystal beast monsters in my spell & trap card zone, do i get all five effects of Ancient City? or do i only get the last 1? cuz I took it as for every new crystal beast monster i have in my spell & trap card zone i get a new effect plus the old 1 but my friend says i'm cheating so i'm not sure