Fifteen lines are more than enough to hit a huge jackpot. The Colosseum has wild matches, free spins, and many more. It’s like a roman empire that has its good qualities. Bonus items appear on reels 1, 2 and 3 on active pay-lines that will trigger 'Bonus Game'. If in this combo, the result doesn't have enough 3 bonus items on reels 1, 2 and 3 they will be cleaned. Red diamond will highlight when combo appears on this spinning. The combo is larger than or equal to 4 that you can join free games.