You can get a welcome bonus after creating an account in an online casino. You may need to enter a bonus code to activate the offer or it may become active by itself once you make your first deposit on the site.
Up to 6 BTC in 3 tiers

"This award is reflective of our team's hard work and dedication to setting a high iGaming standard. As North America's leading iGaming operator, we remain focused on providing our customers with innovative gaming experiences, working with premier partners and providing a world-class omnichannel experience," he added.

a player winning less than they initial bet at the beginning of the game

Most online casinos make it super easy for you to make a deposit. All you have to do is head over to the banking section of your casino account, click "deposit," choose a payment method and then enter the amount you wish to deposit.
Pros:

An Alabama woman won over $1 million on a slot machine this past Sunday. She was playing at the Beau Rivage Resort and Casino in Biloxi, Miss., located on the Gulf Coast.

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It was time to cash.
Cons
Then, double-check that you've entered the right amount before clicking to confirm.
Types of No Deposit Bonuses
In order to receive your bonus you¡¯ll need to fulfill wagering requirements (or ¡®rollover¡¯).