Double Angels. ACS_ Dec ACS. Manufacturer. ACS. Bust The Bank. Play for Free. THEME ID. Approval Date. Slingo Classic was developed to commemorate the 20th anniversary of the existence of slot-bingo games. ACS_ Slingo Classic 20th Anniversary by Slingo · Wild Space. Slingo Classic 20th Anniversary. . Slingo Cascade 2. Theme. Slingo Fluffy Favourites, Slingo Rainbow Riches, and. Play for Mega Fire Blaze: 3 Wizards by Playtech · Divine 9. Slingo Starburst Xxxtreme Welcome offer 50% bonus up to £50 plus 20 spins on 9 Masks of Fire on 1st deposit.