777 Burn em Up is the latest video slot from Barcrest. 777 Burn em Up features are single, double and triple 7’s. They trigger the Free Spins bonus to unlock the upgrading 7’s symbols! This online casino game has 10 winlines. In the base game any mixed 7’s symbols will pay on a winning line. 3, 4 or 5 Burn ’em Up symbols can award up to 24 Free Spins. During Free Spins, 7’s symbols that are part of a win are upgraded to match the highest 7’s symbol on a winning line. Free Spins use the same award card as the base game spin that triggered the feature. For pay table press the “?” button.
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