Bet £5, get £5 + 10 free spins

£5 qualifying bet must be placed with cash on any sports market at minimum odds of 1/2. £5 free bet will be credited once qualifying bet has settled. Value of your free bet will not be included in any winnings. £5 free bet has a 7 day expiry. 18+, begambleaware.org

10 Free spins will be credited on Starburst with all paylines active. Spin value £0.10. Winnings from free spins will be credited as cash. 3 day expiry. 18+, begambleaware.org

Full terms and conditions

Rainbow King

With the Cash Castle, Rainbow King and King Cash bonuses available, win 500x your total stake on any spin in the Rainbow King slot at Bet UK online casino!

20

Lines

0.01

Min Bet

500.00

Max Bet

95%

RTP

Bonus: Cash Castle, Rainbow King, King Cash

Rainbow King Slot

The Rainbow King slot is played on a 5 reel, 20 payline slot. This multi coloured slot is brought to you by Novomatic Gaming and features 3 brilliant bonuses in the form of Cash Castle, Rainbow King and King Cash rounds. The bonus rounds in the Rainbow King slot will give you the chance to win up to 500x your stake in all 3 rounds!

Rainbow King Slot Buttons

Paytable

To view information such as the winning lines, symbol values and bonus rounds in the Rainbow King slot, select the paytable.

Bet/Stake per Line

Select the ‘+’ and ‘-’ buttons to increase or decrease the total stake per line in the Rainbow King slot.

Autoplay

Select the autoplay feature in the Rainbow King slot to play a predetermined number of spins at a set bet amount.

Spin

Select the ‘Spin’ button to set the reels into motion!

Rainbow King Slot Bonus Rounds

Cash Castle

Landing 3, 4 or 5 Castle symbols will trigger the Cash Castle bonus round, in which you’ll select one Castle that will reveal a bonus round. The amount that can be won is dependant upon the number of Castle symbols landed when triggering the bonus round;

5 Castles - 100x to 500x total stake 4 Castles - 20x to 100x total stake 3 Castles - 2x to 25x total stake

Rainbow King

When 3, 4 or 5 King symbols land anywhere on the reels, this will trigger the Rainbow King bonus round! Press the Spin button as you move around the board, collecting prizes as well as activating Rainbow King characters! You will collect your winnings when you land on the ‘Take the Money’ position. Any active Rainbow Kings will pay a series of wins before the feature will end. Like the Cash Castle bonus, ehe amount that can be won is dependant upon the number of King symbols landed when triggering the bonus round;

5 Kings - 65x to 500x total stake 4 Kings - 27x to 400x total stake 3 Kings - 8x to 200x total stake

King Cash Landing 3 Crown symbols on the reels will trigger the King Cash bonus round in the Rainbow King slot! Choose one of 12 Crowns on the slot screen to reveal one of the available prizes on offer; ranging from 50x to 500x your stake!