All Star Knockout is a 5x4 reels video slot game with 20 paylines paying from left to right. Game has eight regular symbols that pays if three or more identical symbols are lined up in sequence on a payline. There is an award board that could activate the All Star Knockout Bonus which features multipliers. Player could trigger more free spins during knockout bonus.
If one or more award is filled up with stars, the All Star Knockout bonus is triggered. the player is awarded with 5 free spins and an additional 2 free spins for every other award that gets filled up during the bonus.
Any award symbol that starts bonus and additional symbols that awards additional free spins, are knocked off the reel for the entire bonus round.
Before bonus begins, a multiplier ranging from x2, x3, x4 or x5 is selected and applied to all wins till the end of the free spins.
Free spins are played with the same paylines and on the same stake that activated it. Free spins can be retriggered.