▁form ▁of ▁Pl ua . ▁ ▁The ▁M ana ▁Spirit ▁of ▁Spirit , ▁and ▁final ▁form ▁of ▁N ym ph . ▁ ▁The ▁M ana ▁Spirit ▁of ▁Light ning , ▁and ▁final ▁form ▁of ▁Sil west . ▁ ▁The ▁Holy ▁M ana ▁Spirit , ▁and ▁final ▁form ▁of ▁E ital . ▁ ▁Game play ▁ ▁Battle ▁system ▁The ▁battle ▁system ▁in ▁At el ier ▁I ris ▁is ▁turn - based . ▁Com bat ▁is ▁tact ical ▁in ▁that ▁the ▁party ▁members ▁can ▁have ▁their ▁positions ▁arranged ▁in ▁their ▁half ▁of ▁the ▁playing ▁field ▁before ▁battle , ▁and ▁can ▁be ▁knock ed ▁back ▁by ▁some ▁attacks . ▁Each ▁particip ant ▁in ▁the ▁battle ▁cho oses ▁an ▁action ▁from ▁the ▁ring ▁of ▁commands ▁available . ▁All ▁characters ▁can ▁use ▁actions ▁such ▁as ▁Att ack , ▁Sk ill ▁and ▁Items ▁but ▁Klein , ▁as ▁the ▁only ▁al chem ist ▁of ▁the ▁party , ▁can ▁use ▁M ana ▁Items ▁and ▁M ana ▁Syn thesis ▁( which ▁duplicates ▁the ▁effects ▁of ▁M ana ▁Items , ▁at ▁the ▁exp ense ▁of ▁MP .) ▁Once ▁enemies ▁are ▁defeated ▁the ▁party ▁g ains ▁experience , ▁gold ▁and ▁possibly ▁items . ▁Every ▁time ▁a ▁character ▁levels ▁up , ▁he ▁g ains ▁ 3 ▁points ▁to ▁be ▁added ▁to ▁the ▁skills ▁of ▁the ▁player ' s ▁choice . ▁Char acters ▁equ ipped ▁with ▁M ana ▁spirits ▁gain ▁bonus ▁skill ▁points . ▁ ▁Syn thesis ▁As ▁an ▁al ch emy - based ▁game , ▁At el ier ▁I ris ▁features ▁several ▁forms ▁of ▁item