Just a quick thing. If you're healing 30 HP, shouldn't the max be either 390 or 420 (like in the corresponding FFVII thread)? Either way, Auron's definitely above the limit.
Anyways... Heal Rikku, Hurt Clasko
Tidus 390
Yuna 410
Auron 410 (adjusted)
Wakka 360
Lulu 410
Kimahri 390
Rikku 410
Jecht 330
Guado race 90
Ronso race 410
Barthelo 300
Dona 240
Rin 300
Issaru 330
Pacce 270
Maroda 300
Lucil 300
Elma 240
Clasko 30
Al bhed race 240
Yevon priest 270
Yevon nun 300
Maechen 390
Belgemine 300
Luzzu 300