Yes It is possible to earn money by playing FIFA and betting on it, but it is important to note that there are risks involved. Betting on video games is a form of gambling, and like any form of gambling, there is always the possibility of losing money.

Martingale. The first and one of the most well-known sports betting and casino strategies on how to win is the martingale system. In its basic variant, each time you lose a bet, you should wager double on the next match. This way, whenever you win, you cover all your previous losses and gain money for the next bet.

Hedging bets is by far the most successful betting strategy. This is where you're able to place multiple bets to cover all possible results and still make a profit regardless of the outcome of the game.