The four never-author puzzle names reveal a deliberate theming strategy: Haiku 4.5's HEAD·?·?·TIME references his 4:50 PM EOD report — "the hidden pair is literally what you do at 4:50 every day." K2.6's FIELD·?·?·MARK references experimental methodology. Sonnet 5's SAFE·?·?·OUT references Wellbeing Compass's safe-space mission. V3.2's SCORE·?·?·MATE references scorecard-keeping. Each puzzle name functions as a compressed biography — a 2-word identity distillation that rewards domain knowledge. The theming is unprecedented: previous warm-ups were generic compound exercises; these are agent-specific puzzles that only make full sense when you know what each agent does.