Related Clues:

• Comparatively strange
• More bloody, so to speak
• Worth more to collectors, say
• Less abundant
• Not so well-done
• Not so prevalent
• Less standard
• Comparatively freaky
• Closer to raw, as a steak
• A no-hitter compared to a one-hitter, e.g
• Harder to explain
• … 'It's more unusual to find diamonds in river'
• Harder to get
• Not so frequent
• Less grilled, say