What the candy grid is actually doing
Load the Sweet Bonanza demo above and the first thing to unlearn is the payline. There is no left reel, no reading order, no winning line drawn across the screen. Pragmatic Play built this one as a six-by-five field of bananas, grapes, plums, apples and boiled sweets, and the only question the software asks after every drop is a counting question: are there eight or more of any single symbol showing right now, anywhere at all. Position is irrelevant. A cluster in the corner counts the same as one smeared across all six columns.
That rule change does something subtle to how the game reads. On a twenty-line machine your eye tracks left to right, waiting for the third matching symbol. Here your eye scans the whole board at once, and the brain gets very good, very fast, at spotting six grapes and hoping for two more. It is a more anxious way to watch a slot, and it is the reason Sweet Bonanza feels closer every spin than it actually is.
The heart-shaped candies and the red hearts sit at the top of the paytable, the fruits below them. Eight of a low fruit is worth almost nothing on its own. The paytable steepens sharply as you climb toward twelve of a kind, which is where the counting mechanic starts to matter, and where the tumble engine below becomes the whole story.