Eight-Seven suited is pretty strong relative to all poker hands. It ranks within the top 20% of all starting hands overall. Due to it's great postflop potential, you can profitably open-raise with Eight-Seven suited from any position in a 6-max game when the action folds to you.
Regardless of whether you believe in luck when playing classic games such as poker or spinning the reels, chances are you've looked into the number 7 and how it could possibly impact your gameplay or increase your chances of walking away victorious.