Poker Game Sets How Many Types Of Poker Are There?

How many types of Poker are there? - poker game sets

I like to play poker with some of my classmates from time to time. Sometimes it will take some people with them is too big! The problem is that some of them play differently than we do, or do not understand the rules that we play. Is there a poker game or universal rules? In other words, instead of 2 a.m. to 5 p.m. Card Draw Card hold-em?