Every trick in the book every available method of achieving what one wants.
not miss a trick never fail to take advantage of a situation.
the oldest trick in the book a ruse so hackneyed that it should no longer deceive anyone.
there are tricks in every trade proverbial saying, mid 17th century; meaning that the practise of every skill is likely to involve some trickery or dishonesty.
trick or treat a children's custom of calling at houses at Halloween with the threat of pranks if they are not given a small gift (often used as a greeting by children doing this); the practice is first recorded in the US in the mid 20th century.
See also you can't teach an old dog new tricks.