One of my many hobbies is playing online games.
Usually I buy my games online from steam.
In order to game you need the following:
You must have a good gaming computer so that way you can download any games.
you must have a good internet provider so that way you can a fast connection and no lagging.
I always buy my games from steam.com.
they always have good deals on games especially on holidays so don't forget to buy games from this season.
As well they have very good deals during their summer sale.