In Cash Frenzy’s Gorgeous Cleopatra, players collect machine currency to build and purchase custom free spins bonuses. During normal free spins, a wheel triggers one of four boosts.
In House of Fun’s The King of Swing, three types of wild symbols expand within reels or expand the reels themselves.
In House of Fun’s Tikitopia, players collect tokens to fill a meter. Filling the meter triggers a timed boost that increases the number of respins awarded by a pick’em bonus.
During a pick’em bonus in Bubble Madness Deluxe in POP! Slots, players collect keys to unlock jackpot chests. A social bonus has players design custom fish for multipliers and rewards.
In Slotomania’s Mirror Me if You Can, wilds randomly trigger a trivia mini-game inspired by Who Wants to Be a Millionaire. Players answer questions to climb a jackpot ladder.
Revenue was -7% 4Do4D immediately following the release of the Zeus Unleashed machine in Jackpot Party but spiked to +22% WoW during Thanksgiving.