Possible Clues:

• Chelsea footballer causing danger
• Potential cause of harm
• Literary outsiders thwart cruel trap
• Eden perhaps difficult around Arizona
• Difficult crossing area with unknown danger
• Loose rocks, to a mountaineer
• Danger with mist almost coming to a road
• Risk a couple of sharp bends, challenging corners
• A Zulu in severe danger
• Had to keep headless tzar in bunker?