sell (your) soul (to the devil)

to accept immoral behavior in order to succeed.

If the day comes when I begin to sell my soul like the other managers do, that's the day I'll quit.

Etymology: from the literal idea of exchanging your soul (= spirit) with the devil (= the origin of evil) to get something you want

• cost someone an arm and a leg
• cost someone a pretty penny
• cost someone dear
• cotton-picking
• cotton to
• cotton to someone
• cotton to something
• couch potato
• cough up
• cough up something
• could do something in sleep
• could do something in their sleep
• could do something standing on head
• could do something standing on your head
• could do something with eyes closed
• could do something with eyes shut
• could do something with one arm tied behind back
• could do something with one arm tied behind their back
• could do something with one hand tied behind back
• could do something with one hand tied behind their back
• could do something with their eyes closed
• could do something with their eyes shut
• could do with
• could do with one arm tied behind back
• could do with one arm tied behind their back