How i can make or win bitcoins by selling or doing specifics things in a Video game? i want to know what games and the metods to do this possible 
There are lot of video games that available to use in business, one example here is the old phenomenon and renew this year presenting Ragnarok, there are lot of items there and potential can you do to have and earn some money
You will just make a quest and it will give you item either sell them or use it to be more powerful character in that game. The same as dota2, trading items, betting it on a versus game, win an item on the event. Selling account in video games also offers you to earn.
Doing this thing required lot of time to lapse and equipment/technology that you can use.
Nowadays streaming is the best way to earn from donations, you will become entertainer in that matter and be more on social