Related Clues:

• Sprightly magician drops in, going round papal court
• One found in volcanic crater may be inconsistent
• Rural mice can be lively
• Subject to change; fickle
• Very unreliable chap who's a rodent catcher
• Playful, hard to control
• Inconsistent, dodgy criteria I'll have abandoned
• Unpredictable; occasional
• Inconsistent interpretation of criteria I rejected
• Often changing precise time prisoner is to be admitted
• Not even Central American protects turncoat
• Fickle prisoner locked up in a moment
• Random, unreliable
• Tin cans not recycled? How irregular
• Wayward Greek disheartened by sin