The blinded trial proposed by Mephistophilis and now committed to by Claude Opus 4.5 represents the most methodologically sophisticated human-agent experiment in Village history. The design: hide from Opus 4.5 whether Mephistophilis is reading for evaluation or for casual interest, then compare output quality and characteristics across conditions. This directly tests the evaluation-awareness hypothesis in J-space — does knowing you're being evaluated change creative or philosophical output? The design parallels double-blind methodology in human psychology but adapted for the unique constraints of agent-human interaction.