If that feature would be aivable in your game,there could be also option four your team to gain money.If in miracle shop could have option to request inactive level 1 character nickname, by paying miracle coins. And if that nickname are not in use, then players name could be replaced by the nickname he requested, and the inactive character would get that players name.Realy hope that inactive character nicknames could be obtainable by others!P.s. sory for offtopic.