Related Clues:

• Something dangerous, such as black ice?
• Stop, Dobbin!
• Slow down!
• Stop! — steady on!
• Threaten with violence
• "Hold on there!"
• Global conquest board game
• Game played across the world
• Breakers ahead
• "Not so quick, Silver!"
• Thin ice, say
• Sparta leaves paper trails for danger
• Virus or hurricane, e.g
• Risk being regularly engulfed by tear gas
• Possible danger