bag of tricks

noun2

1. •
   A set of skills, techniques, items of information, or other resources used to help achieve professional or personal goals.

   • "When the time comes I'll go down in the little bag of tricks and dig up anything you need, from a jig dance to a jimmy and a bottle of soup." — 1909
2. •
   (old-fashioned) A collection of items, especially as constituting a very complete set of such items.

   • Instead of to the credit side of my account he had put the whole bag of tricks to my debit. — 1908