"No matter how much you may want to think of Hold 'Em
as a card game played by people, in many respects it is even more valid
to think of it as a game about people that happens to be played with cards. "
- Phil Hellmuth, poker professional

So you've learned 5 Card Draw, the oldest and easiest poker game to learn. 5 Card Draw is limited because there are only two rounds of betting. In Stud and Community Poker variants, there are multiples rounds of betting, which has proven to be more popular.

Knowing how to play 5 Card Draw gives you the basics needed to learn the rest of the poker variants, which come from the same foundation but are more complex and involve more strategy. The most popular poker game around the world is Texas Hold 'Em, a community game where players receive incomplete hands (hidden) and complete them by sharing face-up cards available to all players.