Saisa or known as Sasha, is the trainer for Rogue. She is located at Wolfshadow as a quest NPC. She was a mercenary and left the village years ago but she still served in Allied Army as Rogue's trainer. Her homeland is same as Rogue, Wolf Shadow Village.

List of Kritika NPCs
Thousand Brave Guild Vaia •  ??? • ???
Allied Army KarenRuweiss • ???
Star Law Enforcer BaronKaylaThorDertmot
Merchants PhiloTamsiLilisLord TabbingtonAjaxKagerfieldStenTorahdane
Skill Trainers SasiaBrenBryceKachu
Alchemist Guild  ??? •  ???
Cogwheel  ???
Other VangelineAlandraNancyFujimora
Event  ??? •  ???