The perfect middle/passive (reduplication + M/P endings, no κα) and the pluperfect (past completed action with past result). Learn the M/P endings, periphrastic perfects (εἰμί + participle), the pluperfect forms, parsing, and the NT force of γέγραπται. Unlock each subtopic by scoring at least 90% on its mastery check. Cards you grade enter spaced review: the dashboard tells you when they fall due.