If you are facing very difficult missions and require a full breaker , probably ditch Bartz , he does less damage than CoDLuneth . And if its that difficult , youll probably need the tank and healer for sure . Exdeath is less useful against massive million health bosses . He simply burns through way too fast in mana to damage . The safer full break from faris is likely better as it assists in negating damage and amplifying lunethCoD . But in Arena , you can probably ditch charlotte and go all out with Luneth , Tillith , CoD , Exdeath , Bartz . <| sep |> Let ' s approach it in a more mathematical formYtX 10 . 2 tZWhere X is initial currency , Y is a secondary currency , t is time , and Z is what you can buy . Y 0 XY 11 . 2 XAt both t 0 and t 1 you can only buy Z even though you have different values of X