You know the characters that you can only rent you can keep them for good if you do this get really poor have like 100g. Then go to a character that you can rent it will say you don't have enogh money or something like that then the character will be gone go to your school and there he/she is.............
If you want FREE RARE RECRUITS just follow these steps for the recruits you want:(this is long but good and true)
1)Yeti-Beat the Trial of the Elders in Vargen, then go to the recruitment office and there will be two Yetis one you have to pay 100 dinars for one battle and the other one will be for free and for ever.
2)Undead Legionnaire-Pass the second Mordare shopkeeper quest;(report it to the shopkeeper) then go to a gravestone at night and say yes.
3)Undead Summoner-Pass the Dead of Night in Mordare, and you'll recieve a message saying that there is a "thing" in the recruitment office.
4)Minotaur-Pass the Challenge of Lykos; then Imperia Untamed; then Mongrel Siege; and then ask the shopkeeper about interesting leagues and she'll setup the Historians for seven days later.
Pass it and at the end of the fight one of your opponents will offer to join your school, so if you get a Satyr just reset it and pass the league again.(if you want another just wait to beat the league again when you pass the Southern Expanse and do the same process but this time the league will be in Synra.)
5)Summoner-Beat the Akar An tournament and go to the recruitment office.
6)Scarabs and Scorpions-Beat Insect Ze league
7)High level Amazon-After you pass the Southern Expanse regional go to Yuset and talk to the shopkeeper.
He'll tell you that an Amazon named Qorin is loking for Eiji in The Wastes, pass a league called Wandering Souls and if you have a free space Qorin will join your scholl...